128037475

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{743}}^1$

素因数の和:927

約数の個数: 24

約数和(自身を含む): 163016352

約数和(自身を除く): 34978877

約数列:

[1, 5, 25, 61, 113, 305, 565, 743, 1525, 2825, 3715, 6893, 18575, 34465, 45323, 83959, 172325, 226615, 419795, 1133075, 2098975, 5121499, 25607495, 128037475]

約数ペア:

[(1, 128037475), (5, 25607495), (25, 5121499), (61, 2098975), (113, 1133075), (305, 419795), (565, 226615), (743, 172325), (1525, 83959), (2825, 45323), (3715, 34465), (6893, 18575)]