291065710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{52069}}^1$

素因数の和:52132

約数の個数: 32

約数和(自身を含む): 577352160

約数和(自身を除く): 286286450

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 215, 430, 559, 1118, 2795, 5590, 52069, 104138, 260345, 520690, 676897, 1353794, 2238967, 3384485, 4477934, 6768970, 11194835, 22389670, 29106571, 58213142, 145532855, 291065710]

約数ペア:

[(1, 291065710), (2, 145532855), (5, 58213142), (10, 29106571), (13, 22389670), (26, 11194835), (43, 6768970), (65, 4477934), (86, 3384485), (130, 2238967), (215, 1353794), (430, 676897), (559, 520690), (1118, 260345), (2795, 104138), (5590, 52069)]