202198960

素因数分解:

$2^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{16963}}^1$

素因数の和:17125

約数の個数: 40

約数和(自身を含む): 473295600

約数和(自身を除く): 271096640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 149, 298, 596, 745, 1192, 1490, 2384, 2980, 5960, 11920, 16963, 33926, 67852, 84815, 135704, 169630, 271408, 339260, 678520, 1357040, 2527487, 5054974, 10109948, 12637435, 20219896, 25274870, 40439792, 50549740, 101099480, 202198960]

約数ペア:

[(1, 202198960), (2, 101099480), (4, 50549740), (5, 40439792), (8, 25274870), (10, 20219896), (16, 12637435), (20, 10109948), (40, 5054974), (80, 2527487), (149, 1357040), (298, 678520), (596, 339260), (745, 271408), (1192, 169630), (1490, 135704), (2384, 84815), (2980, 67852), (5960, 33926), (11920, 16963)]