16156778420

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{163}}^1\times {\mathrm{719}}^1$

素因数の和:1065

約数の個数: 96

約数和(自身を含む): 35052756480

約数和(自身を除く): 18895978060

約数列:

[1, 2, 4, 5, 10, 20, 61, 113, 122, 163, 226, 244, 305, 326, 452, 565, 610, 652, 719, 815, 1130, 1220, 1438, 1630, 2260, 2876, 3260, 3595, 6893, 7190, 9943, 13786, 14380, 18419, 19886, 27572, 34465, 36838, 39772, 43859, 49715, 68930, 73676, 81247, 87718, 92095, 99430, 117197, 137860, 162494, 175436, 184190, 198860, 219295, 234394, 324988, 368380, 406235, 438590, 468788, 585985, 812470, 877180, 1123559, 1171970, 1624940, 2247118, 2343940, 4494236, 4956067, 5617795, 7149017, 9912134, 11235590, 13243261, 14298034, 19824268, 22471180, 24780335, 26486522, 28596068, 35745085, 49560670, 52973044, 66216305, 71490170, 99121340, 132432610, 142980340, 264865220, 807838921, 1615677842, 3231355684, 4039194605, 8078389210, 16156778420]

約数ペア:

[(1, 16156778420), (2, 8078389210), (4, 4039194605), (5, 3231355684), (10, 1615677842), (20, 807838921), (61, 264865220), (113, 142980340), (122, 132432610), (163, 99121340), (226, 71490170), (244, 66216305), (305, 52973044), (326, 49560670), (452, 35745085), (565, 28596068), (610, 26486522), (652, 24780335), (719, 22471180), (815, 19824268), (1130, 14298034), (1220, 13243261), (1438, 11235590), (1630, 9912134), (2260, 7149017), (2876, 5617795), (3260, 4956067), (3595, 4494236), (6893, 2343940), (7190, 2247118), (9943, 1624940), (13786, 1171970), (14380, 1123559), (18419, 877180), (19886, 812470), (27572, 585985), (34465, 468788), (36838, 438590), (39772, 406235), (43859, 368380), (49715, 324988), (68930, 234394), (73676, 219295), (81247, 198860), (87718, 184190), (92095, 175436), (99430, 162494), (117197, 137860)]