77210920

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{15199}}^1$

素因数の和:15337

約数の個数: 32

約数和(自身を含む): 175104000

約数和(自身を除く): 97893080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 15199, 30398, 60796, 75995, 121592, 151990, 303980, 607960, 1930273, 3860546, 7721092, 9651365, 15442184, 19302730, 38605460, 77210920]

約数ペア:

[(1, 77210920), (2, 38605460), (4, 19302730), (5, 15442184), (8, 9651365), (10, 7721092), (20, 3860546), (40, 1930273), (127, 607960), (254, 303980), (508, 151990), (635, 121592), (1016, 75995), (1270, 60796), (2540, 30398), (5080, 15199)]