89362225

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{449}}^1$

素因数の和:897

約数の個数: 24

約数和(自身を含む): 117180000

約数和(自身を除く): 27817775

約数列:

[1, 5, 19, 25, 95, 419, 449, 475, 2095, 2245, 7961, 8531, 10475, 11225, 39805, 42655, 188131, 199025, 213275, 940655, 3574489, 4703275, 17872445, 89362225]

約数ペア:

[(1, 89362225), (5, 17872445), (19, 4703275), (25, 3574489), (95, 940655), (419, 213275), (449, 199025), (475, 188131), (2095, 42655), (2245, 39805), (7961, 11225), (8531, 10475)]