157267539640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1621}}^1\times {\mathrm{78241}}^1$

素因数の和:79904

約数の個数: 64

約数和(自身を含む): 365496549120

約数和(自身を除く): 208229009480

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 1621, 3242, 6484, 8105, 12968, 16210, 32420, 50251, 64840, 78241, 100502, 156482, 201004, 251255, 312964, 391205, 402008, 502510, 625928, 782410, 1005020, 1564820, 2010040, 2425471, 3129640, 4850942, 9701884, 12127355, 19403768, 24254710, 48509420, 97018840, 126828661, 253657322, 507314644, 634143305, 1014629288, 1268286610, 2536573220, 3931688491, 5073146440, 7863376982, 15726753964, 19658442455, 31453507928, 39316884910, 78633769820, 157267539640]

約数ペア:

[(1, 157267539640), (2, 78633769820), (4, 39316884910), (5, 31453507928), (8, 19658442455), (10, 15726753964), (20, 7863376982), (31, 5073146440), (40, 3931688491), (62, 2536573220), (124, 1268286610), (155, 1014629288), (248, 634143305), (310, 507314644), (620, 253657322), (1240, 126828661), (1621, 97018840), (3242, 48509420), (6484, 24254710), (8105, 19403768), (12968, 12127355), (16210, 9701884), (32420, 4850942), (50251, 3129640), (64840, 2425471), (78241, 2010040), (100502, 1564820), (156482, 1005020), (201004, 782410), (251255, 625928), (312964, 502510), (391205, 402008)]