90906872

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{281}}^1$

素因数の和:456

約数の個数: 64

約数和(自身を含む): 201009600

約数和(自身を除く): 110102728

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 106, 109, 212, 218, 281, 371, 424, 436, 562, 742, 763, 872, 1124, 1484, 1526, 1967, 2248, 2968, 3052, 3934, 5777, 6104, 7868, 11554, 14893, 15736, 23108, 29786, 30629, 40439, 46216, 59572, 61258, 80878, 104251, 119144, 122516, 161756, 208502, 214403, 245032, 323512, 417004, 428806, 834008, 857612, 1623337, 1715224, 3246674, 6493348, 11363359, 12986696, 22726718, 45453436, 90906872]

約数ペア:

[(1, 90906872), (2, 45453436), (4, 22726718), (7, 12986696), (8, 11363359), (14, 6493348), (28, 3246674), (53, 1715224), (56, 1623337), (106, 857612), (109, 834008), (212, 428806), (218, 417004), (281, 323512), (371, 245032), (424, 214403), (436, 208502), (562, 161756), (742, 122516), (763, 119144), (872, 104251), (1124, 80878), (1484, 61258), (1526, 59572), (1967, 46216), (2248, 40439), (2968, 30629), (3052, 29786), (3934, 23108), (5777, 15736), (6104, 14893), (7868, 11554)]