64329808

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{25609}}^1$

素因数の和:25774

約数の個数: 20

約数和(自身を含む): 125437780

約数和(自身を除く): 61107972

約数列:

[1, 2, 4, 8, 16, 157, 314, 628, 1256, 2512, 25609, 51218, 102436, 204872, 409744, 4020613, 8041226, 16082452, 32164904, 64329808]

約数ペア:

[(1, 64329808), (2, 32164904), (4, 16082452), (8, 8041226), (16, 4020613), (157, 409744), (314, 204872), (628, 102436), (1256, 51218), (2512, 25609)]