131657656

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{659}}^1$

素因数の和:808

約数の個数: 64

約数和(自身を含む): 284407200

約数和(自身を除く): 152749544

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 113, 136, 221, 226, 442, 452, 659, 884, 904, 1318, 1469, 1768, 1921, 2636, 2938, 3842, 5272, 5876, 7684, 8567, 11203, 11752, 15368, 17134, 22406, 24973, 34268, 44812, 49946, 68536, 74467, 89624, 99892, 145639, 148934, 199784, 291278, 297868, 582556, 595736, 968071, 1165112, 1265939, 1936142, 2531878, 3872284, 5063756, 7744568, 10127512, 16457207, 32914414, 65828828, 131657656]

約数ペア:

[(1, 131657656), (2, 65828828), (4, 32914414), (8, 16457207), (13, 10127512), (17, 7744568), (26, 5063756), (34, 3872284), (52, 2531878), (68, 1936142), (104, 1265939), (113, 1165112), (136, 968071), (221, 595736), (226, 582556), (442, 297868), (452, 291278), (659, 199784), (884, 148934), (904, 145639), (1318, 99892), (1469, 89624), (1768, 74467), (1921, 68536), (2636, 49946), (2938, 44812), (3842, 34268), (5272, 24973), (5876, 22406), (7684, 17134), (8567, 15368), (11203, 11752)]