201216320

素因数分解:

$2^6\times 5^1\times {\mathrm{628801}}^1$

素因数の和:628818

約数の個数: 28

約数和(自身を含む): 479147124

約数和(自身を除く): 277930804

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 628801, 1257602, 2515204, 3144005, 5030408, 6288010, 10060816, 12576020, 20121632, 25152040, 40243264, 50304080, 100608160, 201216320]

約数ペア:

[(1, 201216320), (2, 100608160), (4, 50304080), (5, 40243264), (8, 25152040), (10, 20121632), (16, 12576020), (20, 10060816), (32, 6288010), (40, 5030408), (64, 3144005), (80, 2515204), (160, 1257602), (320, 628801)]