508713125

素因数分解:

$5^4\times {\mathrm{19}}^1\times {\mathrm{42839}}^1$

素因数の和:42878

約数の個数: 20

約数和(自身を含む): 669160800

約数和(自身を除く): 160447675

約数列:

[1, 5, 19, 25, 95, 125, 475, 625, 2375, 11875, 42839, 214195, 813941, 1070975, 4069705, 5354875, 20348525, 26774375, 101742625, 508713125]

約数ペア:

[(1, 508713125), (5, 101742625), (19, 26774375), (25, 20348525), (95, 5354875), (125, 4069705), (475, 1070975), (625, 813941), (2375, 214195), (11875, 42839)]