15696561700

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{32251}}^1$

素因数の和:32453

約数の個数: 72

約数和(自身を含む): 35385346304

約数和(自身を除く): 19688784604

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 157, 310, 314, 620, 628, 775, 785, 1550, 1570, 3100, 3140, 3925, 4867, 7850, 9734, 15700, 19468, 24335, 32251, 48670, 64502, 97340, 121675, 129004, 161255, 243350, 322510, 486700, 645020, 806275, 999781, 1612550, 1999562, 3225100, 3999124, 4998905, 5063407, 9997810, 10126814, 19995620, 20253628, 24994525, 25317035, 49989050, 50634070, 99978100, 101268140, 126585175, 156965617, 253170350, 313931234, 506340700, 627862468, 784828085, 1569656170, 3139312340, 3924140425, 7848280850, 15696561700]

約数ペア:

[(1, 15696561700), (2, 7848280850), (4, 3924140425), (5, 3139312340), (10, 1569656170), (20, 784828085), (25, 627862468), (31, 506340700), (50, 313931234), (62, 253170350), (100, 156965617), (124, 126585175), (155, 101268140), (157, 99978100), (310, 50634070), (314, 49989050), (620, 25317035), (628, 24994525), (775, 20253628), (785, 19995620), (1550, 10126814), (1570, 9997810), (3100, 5063407), (3140, 4998905), (3925, 3999124), (4867, 3225100), (7850, 1999562), (9734, 1612550), (15700, 999781), (19468, 806275), (24335, 645020), (32251, 486700), (48670, 322510), (64502, 243350), (97340, 161255), (121675, 129004)]