78591630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{201517}}^1$

素因数の和:201540

約数の個数: 32

約数和(自身を含む): 203130144

約数和(自身を除く): 124538514

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 201517, 403034, 604551, 1007585, 1209102, 2015170, 2619721, 3022755, 5239442, 6045510, 7859163, 13098605, 15718326, 26197210, 39295815, 78591630]

約数ペア:

[(1, 78591630), (2, 39295815), (3, 26197210), (5, 15718326), (6, 13098605), (10, 7859163), (13, 6045510), (15, 5239442), (26, 3022755), (30, 2619721), (39, 2015170), (65, 1209102), (78, 1007585), (130, 604551), (195, 403034), (390, 201517)]