205128214216

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{625390897}}^1$

素因数の和:625390944

約数の個数: 16

約数和(自身を含む): 393996265740

約数和(自身を除く): 188868051524

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 625390897, 1250781794, 2501563588, 5003127176, 25641026777, 51282053554, 102564107108, 205128214216]

約数ペア:

[(1, 205128214216), (2, 102564107108), (4, 51282053554), (8, 25641026777), (41, 5003127176), (82, 2501563588), (164, 1250781794), (328, 625390897)]