87501110

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1\times {\mathrm{491}}^1$

素因数の和:820

約数の個数: 32

約数和(自身を含む): 160683264

約数和(自身を除く): 73182154

約数列:

[1, 2, 5, 10, 71, 142, 251, 355, 491, 502, 710, 982, 1255, 2455, 2510, 4910, 17821, 34861, 35642, 69722, 89105, 123241, 174305, 178210, 246482, 348610, 616205, 1232410, 8750111, 17500222, 43750555, 87501110]

約数ペア:

[(1, 87501110), (2, 43750555), (5, 17500222), (10, 8750111), (71, 1232410), (142, 616205), (251, 348610), (355, 246482), (491, 178210), (502, 174305), (710, 123241), (982, 89105), (1255, 69722), (2455, 35642), (2510, 34861), (4910, 17821)]