156908830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{3881}}^1$

素因数の和:4212

約数の個数: 32

約数和(自身を含む): 305218368

約数和(自身を除く): 148309538

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 311, 622, 1555, 3110, 3881, 4043, 7762, 8086, 19405, 20215, 38810, 40430, 50453, 100906, 252265, 504530, 1206991, 2413982, 6034955, 12069910, 15690883, 31381766, 78454415, 156908830]

約数ペア:

[(1, 156908830), (2, 78454415), (5, 31381766), (10, 15690883), (13, 12069910), (26, 6034955), (65, 2413982), (130, 1206991), (311, 504530), (622, 252265), (1555, 100906), (3110, 50453), (3881, 40430), (4043, 38810), (7762, 20215), (8086, 19405)]