158708320

素因数分解:

$2^5\times 5^1\times {\mathrm{991927}}^1$

素因数の和:991942

約数の個数: 24

約数和(自身を含む): 374948784

約数和(自身を除く): 216240464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 991927, 1983854, 3967708, 4959635, 7935416, 9919270, 15870832, 19838540, 31741664, 39677080, 79354160, 158708320]

約数ペア:

[(1, 158708320), (2, 79354160), (4, 39677080), (5, 31741664), (8, 19838540), (10, 15870832), (16, 9919270), (20, 7935416), (32, 4959635), (40, 3967708), (80, 1983854), (160, 991927)]