158898280

素因数分解:

$2^3\times 5^1\times {\mathrm{277}}^1\times {\mathrm{14341}}^1$

素因数の和:14629

約数の個数: 32

約数和(自身を含む): 358836840

約数和(自身を除く): 199938560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 277, 554, 1108, 1385, 2216, 2770, 5540, 11080, 14341, 28682, 57364, 71705, 114728, 143410, 286820, 573640, 3972457, 7944914, 15889828, 19862285, 31779656, 39724570, 79449140, 158898280]

約数ペア:

[(1, 158898280), (2, 79449140), (4, 39724570), (5, 31779656), (8, 19862285), (10, 15889828), (20, 7944914), (40, 3972457), (277, 573640), (554, 286820), (1108, 143410), (1385, 114728), (2216, 71705), (2770, 57364), (5540, 28682), (11080, 14341)]