131488285

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1\times {\mathrm{167}}^1$

素因数の和:405

約数の個数: 32

約数和(自身を含む): 172005120

約数和(自身を除く): 40516835

約数列:

[1, 5, 17, 59, 85, 157, 167, 295, 785, 835, 1003, 2669, 2839, 5015, 9263, 9853, 13345, 14195, 26219, 46315, 49265, 131095, 157471, 167501, 445723, 787355, 837505, 1546921, 2228615, 7734605, 26297657, 131488285]

約数ペア:

[(1, 131488285), (5, 26297657), (17, 7734605), (59, 2228615), (85, 1546921), (157, 837505), (167, 787355), (295, 445723), (785, 167501), (835, 157471), (1003, 131095), (2669, 49265), (2839, 46315), (5015, 26219), (9263, 14195), (9853, 13345)]