64400068

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{12911}}^1$

素因数の和:12987

約数の個数: 24

約数和(自身を含む): 119306880

約数和(自身を除く): 54906812

約数列:

[1, 2, 4, 29, 43, 58, 86, 116, 172, 1247, 2494, 4988, 12911, 25822, 51644, 374419, 555173, 748838, 1110346, 1497676, 2220692, 16100017, 32200034, 64400068]

約数ペア:

[(1, 64400068), (2, 32200034), (4, 16100017), (29, 2220692), (43, 1497676), (58, 1110346), (86, 748838), (116, 555173), (172, 374419), (1247, 51644), (2494, 25822), (4988, 12911)]