178703968

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{1171}}^1$

素因数の和:1451

約数の個数: 48

約数和(自身を含む): 372133440

約数和(自身を除く): 193429472

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 251, 304, 502, 608, 1004, 1171, 2008, 2342, 4016, 4684, 4769, 8032, 9368, 9538, 18736, 19076, 22249, 37472, 38152, 44498, 76304, 88996, 152608, 177992, 293921, 355984, 587842, 711968, 1175684, 2351368, 4702736, 5584499, 9405472, 11168998, 22337996, 44675992, 89351984, 178703968]

約数ペア:

[(1, 178703968), (2, 89351984), (4, 44675992), (8, 22337996), (16, 11168998), (19, 9405472), (32, 5584499), (38, 4702736), (76, 2351368), (152, 1175684), (251, 711968), (304, 587842), (502, 355984), (608, 293921), (1004, 177992), (1171, 152608), (2008, 88996), (2342, 76304), (4016, 44498), (4684, 38152), (4769, 37472), (8032, 22249), (9368, 19076), (9538, 18736)]