129403790

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{547}}^1\times {\mathrm{577}}^1$

素因数の和:1172

約数の個数: 32

約数和(自身を含む): 239458464

約数和(自身を除く): 110054674

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 547, 577, 1094, 1154, 2735, 2885, 5470, 5770, 22427, 23657, 44854, 47314, 112135, 118285, 224270, 236570, 315619, 631238, 1578095, 3156190, 12940379, 25880758, 64701895, 129403790]

約数ペア:

[(1, 129403790), (2, 64701895), (5, 25880758), (10, 12940379), (41, 3156190), (82, 1578095), (205, 631238), (410, 315619), (547, 236570), (577, 224270), (1094, 118285), (1154, 112135), (2735, 47314), (2885, 44854), (5470, 23657), (5770, 22427)]