78337475

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1987}}^1$

素因数の和:2099

約数の個数: 24

約数和(自身を含む): 103535040

約数和(自身を除く): 25197565

約数列:

[1, 5, 19, 25, 83, 95, 415, 475, 1577, 1987, 2075, 7885, 9935, 37753, 39425, 49675, 164921, 188765, 824605, 943825, 3133499, 4123025, 15667495, 78337475]

約数ペア:

[(1, 78337475), (5, 15667495), (19, 4123025), (25, 3133499), (83, 943825), (95, 824605), (415, 188765), (475, 164921), (1577, 49675), (1987, 39425), (2075, 37753), (7885, 9935)]