90625340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{348559}}^1$

素因数の和:348581

約数の個数: 24

約数和(自身を含む): 204953280

約数和(自身を除く): 114327940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 348559, 697118, 1394236, 1742795, 3485590, 4531267, 6971180, 9062534, 18125068, 22656335, 45312670, 90625340]

約数ペア:

[(1, 90625340), (2, 45312670), (4, 22656335), (5, 18125068), (10, 9062534), (13, 6971180), (20, 4531267), (26, 3485590), (52, 1742795), (65, 1394236), (130, 697118), (260, 348559)]