65238680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1151}}^1$

素因数の和:1284

約数の個数: 64

約数和(自身を含む): 159667200

約数和(自身を除く): 94428520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 109, 130, 218, 260, 436, 520, 545, 872, 1090, 1151, 1417, 2180, 2302, 2834, 4360, 4604, 5668, 5755, 7085, 9208, 11336, 11510, 14170, 14963, 23020, 28340, 29926, 46040, 56680, 59852, 74815, 119704, 125459, 149630, 250918, 299260, 501836, 598520, 627295, 1003672, 1254590, 1630967, 2509180, 3261934, 5018360, 6523868, 8154835, 13047736, 16309670, 32619340, 65238680]

約数ペア:

[(1, 65238680), (2, 32619340), (4, 16309670), (5, 13047736), (8, 8154835), (10, 6523868), (13, 5018360), (20, 3261934), (26, 2509180), (40, 1630967), (52, 1254590), (65, 1003672), (104, 627295), (109, 598520), (130, 501836), (218, 299260), (260, 250918), (436, 149630), (520, 125459), (545, 119704), (872, 74815), (1090, 59852), (1151, 56680), (1417, 46040), (2180, 29926), (2302, 28340), (2834, 23020), (4360, 14963), (4604, 14170), (5668, 11510), (5755, 11336), (7085, 9208)]