157289320

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{38933}}^1$

素因数の和:39045

約数の個数: 32

約数和(自身を含む): 357414120

約数和(自身を除く): 200124800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 38933, 77866, 155732, 194665, 311464, 389330, 778660, 1557320, 3932233, 7864466, 15728932, 19661165, 31457864, 39322330, 78644660, 157289320]

約数ペア:

[(1, 157289320), (2, 78644660), (4, 39322330), (5, 31457864), (8, 19661165), (10, 15728932), (20, 7864466), (40, 3932233), (101, 1557320), (202, 778660), (404, 389330), (505, 311464), (808, 194665), (1010, 155732), (2020, 77866), (4040, 38933)]