90212375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{65609}}^1$

素因数の和:65635

約数の個数: 16

約数和(自身を含む): 122821920

約数和(自身を除く): 32609545

約数列:

[1, 5, 11, 25, 55, 125, 275, 1375, 65609, 328045, 721699, 1640225, 3608495, 8201125, 18042475, 90212375]

約数ペア:

[(1, 90212375), (5, 18042475), (11, 8201125), (25, 3608495), (55, 1640225), (125, 721699), (275, 328045), (1375, 65609)]