64539644

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{40037}}^1$

素因数の和:40085

約数の個数: 24

約数和(自身を含む): 125559168

約数和(自身を除く): 61019524

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 40037, 80074, 160148, 520481, 1040962, 1241147, 2081924, 2482294, 4964588, 16134911, 32269822, 64539644]

約数ペア:

[(1, 64539644), (2, 32269822), (4, 16134911), (13, 4964588), (26, 2482294), (31, 2081924), (52, 1241147), (62, 1040962), (124, 520481), (403, 160148), (806, 80074), (1612, 40037)]