28885500

素因数分解:

$2^2\times 3^2\times 5^3\times 7^2\times {\mathrm{131}}^1$

素因数の和:170

約数の個数: 216

約数和(自身を含む): 106810704

約数和(自身を除く): 77925204

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 49, 50, 60, 63, 70, 75, 84, 90, 98, 100, 105, 125, 126, 131, 140, 147, 150, 175, 180, 196, 210, 225, 245, 250, 252, 262, 294, 300, 315, 350, 375, 393, 420, 441, 450, 490, 500, 524, 525, 588, 630, 655, 700, 735, 750, 786, 875, 882, 900, 917, 980, 1050, 1125, 1179, 1225, 1260, 1310, 1470, 1500, 1572, 1575, 1750, 1764, 1834, 1965, 2100, 2205, 2250, 2358, 2450, 2620, 2625, 2751, 2940, 3150, 3275, 3500, 3668, 3675, 3930, 4410, 4500, 4585, 4716, 4900, 5250, 5502, 5895, 6125, 6300, 6419, 6550, 7350, 7860, 7875, 8253, 8820, 9170, 9825, 10500, 11004, 11025, 11790, 12250, 12838, 13100, 13755, 14700, 15750, 16375, 16506, 18340, 18375, 19257, 19650, 22050, 22925, 23580, 24500, 25676, 27510, 29475, 31500, 32095, 32750, 33012, 36750, 38514, 39300, 41265, 44100, 45850, 49125, 55020, 55125, 57771, 58950, 64190, 65500, 68775, 73500, 77028, 82530, 91700, 96285, 98250, 110250, 114625, 115542, 117900, 128380, 137550, 147375, 160475, 165060, 192570, 196500, 206325, 220500, 229250, 231084, 275100, 288855, 294750, 320950, 343875, 385140, 412650, 458500, 481425, 577710, 589500, 641900, 687750, 802375, 825300, 962850, 1031625, 1155420, 1375500, 1444275, 1604750, 1925700, 2063250, 2407125, 2888550, 3209500, 4126500, 4814250, 5777100, 7221375, 9628500, 14442750, 28885500]

約数ペア:

[(1, 28885500), (2, 14442750), (3, 9628500), (4, 7221375), (5, 5777100), (6, 4814250), (7, 4126500), (9, 3209500), (10, 2888550), (12, 2407125), (14, 2063250), (15, 1925700), (18, 1604750), (20, 1444275), (21, 1375500), (25, 1155420), (28, 1031625), (30, 962850), (35, 825300), (36, 802375), (42, 687750), (45, 641900), (49, 589500), (50, 577710), (60, 481425), (63, 458500), (70, 412650), (75, 385140), (84, 343875), (90, 320950), (98, 294750), (100, 288855), (105, 275100), (125, 231084), (126, 229250), (131, 220500), (140, 206325), (147, 196500), (150, 192570), (175, 165060), (180, 160475), (196, 147375), (210, 137550), (225, 128380), (245, 117900), (250, 115542), (252, 114625), (262, 110250), (294, 98250), (300, 96285), (315, 91700), (350, 82530), (375, 77028), (393, 73500), (420, 68775), (441, 65500), (450, 64190), (490, 58950), (500, 57771), (524, 55125), (525, 55020), (588, 49125), (630, 45850), (655, 44100), (700, 41265), (735, 39300), (750, 38514), (786, 36750), (875, 33012), (882, 32750), (900, 32095), (917, 31500), (980, 29475), (1050, 27510), (1125, 25676), (1179, 24500), (1225, 23580), (1260, 22925), (1310, 22050), (1470, 19650), (1500, 19257), (1572, 18375), (1575, 18340), (1750, 16506), (1764, 16375), (1834, 15750), (1965, 14700), (2100, 13755), (2205, 13100), (2250, 12838), (2358, 12250), (2450, 11790), (2620, 11025), (2625, 11004), (2751, 10500), (2940, 9825), (3150, 9170), (3275, 8820), (3500, 8253), (3668, 7875), (3675, 7860), (3930, 7350), (4410, 6550), (4500, 6419), (4585, 6300), (4716, 6125), (4900, 5895), (5250, 5502)]