285730225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{2671}}^1$

素因数の和:3081

約数の個数: 24

約数和(自身を含む): 387653760

約数和(自身を除く): 101923535

約数列:

[1, 5, 11, 25, 55, 275, 389, 1945, 2671, 4279, 9725, 13355, 21395, 29381, 66775, 106975, 146905, 734525, 1039019, 5195095, 11429209, 25975475, 57146045, 285730225]

約数ペア:

[(1, 285730225), (5, 57146045), (11, 25975475), (25, 11429209), (55, 5195095), (275, 1039019), (389, 734525), (1945, 146905), (2671, 106975), (4279, 66775), (9725, 29381), (13355, 21395)]