258310075

素因数分解:

$5^2\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{1423}}^1$

素因数の和:1623

約数の個数: 24

約数和(自身を含む): 328961088

約数和(自身を除く): 70651013

約数列:

[1, 5, 25, 53, 137, 265, 685, 1325, 1423, 3425, 7115, 7261, 35575, 36305, 75419, 181525, 194951, 377095, 974755, 1885475, 4873775, 10332403, 51662015, 258310075]

約数ペア:

[(1, 258310075), (5, 51662015), (25, 10332403), (53, 4873775), (137, 1885475), (265, 974755), (685, 377095), (1325, 194951), (1423, 181525), (3425, 75419), (7115, 36305), (7261, 35575)]