72690080

素因数分解:

$2^5\times 5^1\times {\mathrm{454313}}^1$

素因数の和:454328

約数の個数: 24

約数和(自身を含む): 171730692

約数和(自身を除く): 99040612

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 454313, 908626, 1817252, 2271565, 3634504, 4543130, 7269008, 9086260, 14538016, 18172520, 36345040, 72690080]

約数ペア:

[(1, 72690080), (2, 36345040), (4, 18172520), (5, 14538016), (8, 9086260), (10, 7269008), (16, 4543130), (20, 3634504), (32, 2271565), (40, 1817252), (80, 908626), (160, 454313)]