157031390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{43499}}^1$

素因数の和:43544

約数の個数: 24

約数和(自身を含む): 298323000

約数和(自身を除く): 141291610

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 361, 722, 1805, 3610, 43499, 86998, 217495, 434990, 826481, 1652962, 4132405, 8264810, 15703139, 31406278, 78515695, 157031390]

約数ペア:

[(1, 157031390), (2, 78515695), (5, 31406278), (10, 15703139), (19, 8264810), (38, 4132405), (95, 1652962), (190, 826481), (361, 434990), (722, 217495), (1805, 86998), (3610, 43499)]