42856775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{809}}^1$

素因数の和:995

約数の個数: 24

約数和(自身を含む): 57652560

約数和(自身を除く): 14795785

約数列:

[1, 5, 13, 25, 65, 163, 325, 809, 815, 2119, 4045, 4075, 10517, 10595, 20225, 52585, 52975, 131867, 262925, 659335, 1714271, 3296675, 8571355, 42856775]

約数ペア:

[(1, 42856775), (5, 8571355), (13, 3296675), (25, 1714271), (65, 659335), (163, 262925), (325, 131867), (809, 52975), (815, 52585), (2119, 20225), (4045, 10595), (4075, 10517)]