87271340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{3137}}^1$

素因数の和:3266

約数の個数: 48

約数和(自身を含む): 199275552

約数和(自身を除く): 112004212

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 107, 130, 214, 260, 428, 535, 1070, 1391, 2140, 2782, 3137, 5564, 6274, 6955, 12548, 13910, 15685, 27820, 31370, 40781, 62740, 81562, 163124, 203905, 335659, 407810, 671318, 815620, 1342636, 1678295, 3356590, 4363567, 6713180, 8727134, 17454268, 21817835, 43635670, 87271340]

約数ペア:

[(1, 87271340), (2, 43635670), (4, 21817835), (5, 17454268), (10, 8727134), (13, 6713180), (20, 4363567), (26, 3356590), (52, 1678295), (65, 1342636), (107, 815620), (130, 671318), (214, 407810), (260, 335659), (428, 203905), (535, 163124), (1070, 81562), (1391, 62740), (2140, 40781), (2782, 31370), (3137, 27820), (5564, 15685), (6274, 13910), (6955, 12548)]