201969080

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{25373}}^1$

素因数の和:25583

約数の個数: 32

約数和(自身を含む): 456732000

約数和(自身を除く): 254762920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1592, 1990, 3980, 7960, 25373, 50746, 101492, 126865, 202984, 253730, 507460, 1014920, 5049227, 10098454, 20196908, 25246135, 40393816, 50492270, 100984540, 201969080]

約数ペア:

[(1, 201969080), (2, 100984540), (4, 50492270), (5, 40393816), (8, 25246135), (10, 20196908), (20, 10098454), (40, 5049227), (199, 1014920), (398, 507460), (796, 253730), (995, 202984), (1592, 126865), (1990, 101492), (3980, 50746), (7960, 25373)]