156320

素因数分解:

$2^5\times 5^1\times {\mathrm{977}}^1$

素因数の和:992

約数の個数: 24

約数和(自身を含む): 369684

約数和(自身を除く): 213364

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 977, 1954, 3908, 4885, 7816, 9770, 15632, 19540, 31264, 39080, 78160, 156320]

約数ペア:

[(1, 156320), (2, 78160), (4, 39080), (5, 31264), (8, 19540), (10, 15632), (16, 9770), (20, 7816), (32, 4885), (40, 3908), (80, 1954), (160, 977)]