130809640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{2351}}^1$

素因数の和:2482

約数の個数: 64

約数和(自身を含む): 320060160

約数和(自身を除く): 189250520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 107, 130, 214, 260, 428, 520, 535, 856, 1070, 1391, 2140, 2351, 2782, 4280, 4702, 5564, 6955, 9404, 11128, 11755, 13910, 18808, 23510, 27820, 30563, 47020, 55640, 61126, 94040, 122252, 152815, 244504, 251557, 305630, 503114, 611260, 1006228, 1222520, 1257785, 2012456, 2515570, 3270241, 5031140, 6540482, 10062280, 13080964, 16351205, 26161928, 32702410, 65404820, 130809640]

約数ペア:

[(1, 130809640), (2, 65404820), (4, 32702410), (5, 26161928), (8, 16351205), (10, 13080964), (13, 10062280), (20, 6540482), (26, 5031140), (40, 3270241), (52, 2515570), (65, 2012456), (104, 1257785), (107, 1222520), (130, 1006228), (214, 611260), (260, 503114), (428, 305630), (520, 251557), (535, 244504), (856, 152815), (1070, 122252), (1391, 94040), (2140, 61126), (2351, 55640), (2782, 47020), (4280, 30563), (4702, 27820), (5564, 23510), (6955, 18808), (9404, 13910), (11128, 11755)]