131604680

素因数分解:

$2^3\times 5^1\times {\mathrm{3290117}}^1$

素因数の和:3290128

約数の個数: 16

約数和(自身を含む): 296110620

約数和(自身を除く): 164505940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3290117, 6580234, 13160468, 16450585, 26320936, 32901170, 65802340, 131604680]

約数ペア:

[(1, 131604680), (2, 65802340), (4, 32901170), (5, 26320936), (8, 16450585), (10, 13160468), (20, 6580234), (40, 3290117)]