31450650

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{389}}^1$

素因数の和:429

約数の個数: 144

約数和(自身を含む): 99234720

約数和(自身を除く): 67784070

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 25, 30, 33, 35, 42, 49, 50, 55, 66, 70, 75, 77, 98, 105, 110, 147, 150, 154, 165, 175, 210, 231, 245, 275, 294, 330, 350, 385, 389, 462, 490, 525, 539, 550, 735, 770, 778, 825, 1050, 1078, 1155, 1167, 1225, 1470, 1617, 1650, 1925, 1945, 2310, 2334, 2450, 2695, 2723, 3234, 3675, 3850, 3890, 4279, 5390, 5446, 5775, 5835, 7350, 8085, 8169, 8558, 9725, 11550, 11670, 12837, 13475, 13615, 16170, 16338, 19061, 19450, 21395, 25674, 26950, 27230, 29175, 29953, 38122, 40425, 40845, 42790, 57183, 58350, 59906, 64185, 68075, 80850, 81690, 89859, 95305, 106975, 114366, 128370, 136150, 149765, 179718, 190610, 204225, 209671, 213950, 285915, 299530, 320925, 408450, 419342, 449295, 476525, 571830, 629013, 641850, 748825, 898590, 953050, 1048355, 1258026, 1429575, 1497650, 2096710, 2246475, 2859150, 3145065, 4492950, 5241775, 6290130, 10483550, 15725325, 31450650]

約数ペア:

[(1, 31450650), (2, 15725325), (3, 10483550), (5, 6290130), (6, 5241775), (7, 4492950), (10, 3145065), (11, 2859150), (14, 2246475), (15, 2096710), (21, 1497650), (22, 1429575), (25, 1258026), (30, 1048355), (33, 953050), (35, 898590), (42, 748825), (49, 641850), (50, 629013), (55, 571830), (66, 476525), (70, 449295), (75, 419342), (77, 408450), (98, 320925), (105, 299530), (110, 285915), (147, 213950), (150, 209671), (154, 204225), (165, 190610), (175, 179718), (210, 149765), (231, 136150), (245, 128370), (275, 114366), (294, 106975), (330, 95305), (350, 89859), (385, 81690), (389, 80850), (462, 68075), (490, 64185), (525, 59906), (539, 58350), (550, 57183), (735, 42790), (770, 40845), (778, 40425), (825, 38122), (1050, 29953), (1078, 29175), (1155, 27230), (1167, 26950), (1225, 25674), (1470, 21395), (1617, 19450), (1650, 19061), (1925, 16338), (1945, 16170), (2310, 13615), (2334, 13475), (2450, 12837), (2695, 11670), (2723, 11550), (3234, 9725), (3675, 8558), (3850, 8169), (3890, 8085), (4279, 7350), (5390, 5835), (5446, 5775)]