791752120

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{569}}^1\times {\mathrm{809}}^1$

素因数の和:1432

約数の個数: 64

約数和(自身を含む): 1828332000

約数和(自身を除く): 1036579880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 569, 809, 860, 1138, 1618, 1720, 2276, 2845, 3236, 4045, 4552, 5690, 6472, 8090, 11380, 16180, 22760, 24467, 32360, 34787, 48934, 69574, 97868, 122335, 139148, 173935, 195736, 244670, 278296, 347870, 460321, 489340, 695740, 920642, 978680, 1391480, 1841284, 2301605, 3682568, 4603210, 9206420, 18412840, 19793803, 39587606, 79175212, 98969015, 158350424, 197938030, 395876060, 791752120]

約数ペア:

[(1, 791752120), (2, 395876060), (4, 197938030), (5, 158350424), (8, 98969015), (10, 79175212), (20, 39587606), (40, 19793803), (43, 18412840), (86, 9206420), (172, 4603210), (215, 3682568), (344, 2301605), (430, 1841284), (569, 1391480), (809, 978680), (860, 920642), (1138, 695740), (1618, 489340), (1720, 460321), (2276, 347870), (2845, 278296), (3236, 244670), (4045, 195736), (4552, 173935), (5690, 139148), (6472, 122335), (8090, 97868), (11380, 69574), (16180, 48934), (22760, 34787), (24467, 32360)]