65642512

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{315589}}^1$

素因数の和:315610

約数の個数: 20

約数和(自身を含む): 136966060

約数和(自身を除く): 71323548

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 315589, 631178, 1262356, 2524712, 4102657, 5049424, 8205314, 16410628, 32821256, 65642512]

約数ペア:

[(1, 65642512), (2, 32821256), (4, 16410628), (8, 8205314), (13, 5049424), (16, 4102657), (26, 2524712), (52, 1262356), (104, 631178), (208, 315589)]