161136320

素因数分解:

$2^6\times 5^1\times {\mathrm{503551}}^1$

素因数の和:503568

約数の個数: 28

約数和(自身を含む): 383706624

約数和(自身を除く): 222570304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 503551, 1007102, 2014204, 2517755, 4028408, 5035510, 8056816, 10071020, 16113632, 20142040, 32227264, 40284080, 80568160, 161136320]

約数ペア:

[(1, 161136320), (2, 80568160), (4, 40284080), (5, 32227264), (8, 20142040), (10, 16113632), (16, 10071020), (20, 8056816), (32, 5035510), (40, 4028408), (64, 2517755), (80, 2014204), (160, 1007102), (320, 503551)]