81254250

素因数分解:

$2^1\times 3^2\times 5^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1$

素因数の和:115

約数の個数: 288

約数和(自身を含む): 282979008

約数和(自身を除く): 201724758

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 21, 22, 25, 30, 33, 35, 42, 45, 49, 50, 55, 63, 66, 67, 70, 75, 77, 90, 98, 99, 105, 110, 125, 126, 134, 147, 150, 154, 165, 175, 198, 201, 210, 225, 231, 245, 250, 275, 294, 315, 330, 335, 350, 375, 385, 402, 441, 450, 462, 469, 490, 495, 525, 539, 550, 603, 630, 670, 693, 735, 737, 750, 770, 825, 875, 882, 938, 990, 1005, 1050, 1078, 1125, 1155, 1206, 1225, 1375, 1386, 1407, 1470, 1474, 1575, 1617, 1650, 1675, 1750, 1925, 2010, 2205, 2211, 2250, 2310, 2345, 2450, 2475, 2625, 2695, 2750, 2814, 3015, 3150, 3234, 3283, 3350, 3465, 3675, 3685, 3850, 4125, 4221, 4410, 4422, 4690, 4851, 4950, 5025, 5159, 5250, 5390, 5775, 6030, 6125, 6566, 6633, 6930, 7035, 7350, 7370, 7875, 8085, 8250, 8375, 8442, 9625, 9702, 9849, 10050, 10318, 11025, 11055, 11550, 11725, 12250, 12375, 13266, 13475, 14070, 15075, 15477, 15750, 16170, 16415, 16750, 17325, 18375, 18425, 19250, 19698, 21105, 22050, 22110, 23450, 24255, 24750, 25125, 25795, 26950, 28875, 29547, 30150, 30954, 32830, 33165, 34650, 35175, 36113, 36750, 36850, 40425, 42210, 46431, 48510, 49245, 50250, 51590, 55125, 55275, 57750, 58625, 59094, 66330, 67375, 70350, 72226, 75375, 77385, 80850, 82075, 86625, 92125, 92862, 98490, 105525, 108339, 110250, 110550, 117250, 121275, 128975, 134750, 147735, 150750, 154770, 164150, 165825, 173250, 175875, 180565, 184250, 202125, 211050, 216678, 232155, 242550, 246225, 257950, 276375, 295470, 325017, 331650, 351750, 361130, 386925, 404250, 410375, 464310, 492450, 527625, 541695, 552750, 606375, 644875, 650034, 738675, 773850, 820750, 829125, 902825, 1055250, 1083390, 1160775, 1212750, 1231125, 1289750, 1477350, 1625085, 1658250, 1805650, 1934625, 2321550, 2462250, 2708475, 3250170, 3693375, 3869250, 4514125, 5416950, 5803875, 7386750, 8125425, 9028250, 11607750, 13542375, 16250850, 27084750, 40627125, 81254250]

約数ペア:

[(1, 81254250), (2, 40627125), (3, 27084750), (5, 16250850), (6, 13542375), (7, 11607750), (9, 9028250), (10, 8125425), (11, 7386750), (14, 5803875), (15, 5416950), (18, 4514125), (21, 3869250), (22, 3693375), (25, 3250170), (30, 2708475), (33, 2462250), (35, 2321550), (42, 1934625), (45, 1805650), (49, 1658250), (50, 1625085), (55, 1477350), (63, 1289750), (66, 1231125), (67, 1212750), (70, 1160775), (75, 1083390), (77, 1055250), (90, 902825), (98, 829125), (99, 820750), (105, 773850), (110, 738675), (125, 650034), (126, 644875), (134, 606375), (147, 552750), (150, 541695), (154, 527625), (165, 492450), (175, 464310), (198, 410375), (201, 404250), (210, 386925), (225, 361130), (231, 351750), (245, 331650), (250, 325017), (275, 295470), (294, 276375), (315, 257950), (330, 246225), (335, 242550), (350, 232155), (375, 216678), (385, 211050), (402, 202125), (441, 184250), (450, 180565), (462, 175875), (469, 173250), (490, 165825), (495, 164150), (525, 154770), (539, 150750), (550, 147735), (603, 134750), (630, 128975), (670, 121275), (693, 117250), (735, 110550), (737, 110250), (750, 108339), (770, 105525), (825, 98490), (875, 92862), (882, 92125), (938, 86625), (990, 82075), (1005, 80850), (1050, 77385), (1078, 75375), (1125, 72226), (1155, 70350), (1206, 67375), (1225, 66330), (1375, 59094), (1386, 58625), (1407, 57750), (1470, 55275), (1474, 55125), (1575, 51590), (1617, 50250), (1650, 49245), (1675, 48510), (1750, 46431), (1925, 42210), (2010, 40425), (2205, 36850), (2211, 36750), (2250, 36113), (2310, 35175), (2345, 34650), (2450, 33165), (2475, 32830), (2625, 30954), (2695, 30150), (2750, 29547), (2814, 28875), (3015, 26950), (3150, 25795), (3234, 25125), (3283, 24750), (3350, 24255), (3465, 23450), (3675, 22110), (3685, 22050), (3850, 21105), (4125, 19698), (4221, 19250), (4410, 18425), (4422, 18375), (4690, 17325), (4851, 16750), (4950, 16415), (5025, 16170), (5159, 15750), (5250, 15477), (5390, 15075), (5775, 14070), (6030, 13475), (6125, 13266), (6566, 12375), (6633, 12250), (6930, 11725), (7035, 11550), (7350, 11055), (7370, 11025), (7875, 10318), (8085, 10050), (8250, 9849), (8375, 9702), (8442, 9625)]