65652280

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{23117}}^1$

素因数の和:23199

約数の個数: 32

約数和(自身を含む): 149804640

約数和(自身を除く): 84152360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 23117, 46234, 92468, 115585, 184936, 231170, 462340, 924680, 1641307, 3282614, 6565228, 8206535, 13130456, 16413070, 32826140, 65652280]

約数ペア:

[(1, 65652280), (2, 32826140), (4, 16413070), (5, 13130456), (8, 8206535), (10, 6565228), (20, 3282614), (40, 1641307), (71, 924680), (142, 462340), (284, 231170), (355, 184936), (568, 115585), (710, 92468), (1420, 46234), (2840, 23117)]