156988147240

素因数分解:

$2^3\times 5^1\times {\mathrm{3924703681}}^1$

素因数の和:3924703692

約数の個数: 16

約数和(自身を含む): 353223331380

約数和(自身を除く): 196235184140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3924703681, 7849407362, 15698814724, 19623518405, 31397629448, 39247036810, 78494073620, 156988147240]

約数ペア:

[(1, 156988147240), (2, 78494073620), (4, 39247036810), (5, 31397629448), (8, 19623518405), (10, 15698814724), (20, 7849407362), (40, 3924703681)]