89105260

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{61031}}^1$

素因数の和:61113

約数の個数: 24

約数和(自身を含む): 189687456

約数和(自身を除く): 100582196

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 61031, 122062, 244124, 305155, 610310, 1220620, 4455263, 8910526, 17821052, 22276315, 44552630, 89105260]

約数ペア:

[(1, 89105260), (2, 44552630), (4, 22276315), (5, 17821052), (10, 8910526), (20, 4455263), (73, 1220620), (146, 610310), (292, 305155), (365, 244124), (730, 122062), (1460, 61031)]