6813125

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{991}}^1$

素因数の和:1022

約数の個数: 20

約数和(自身を含む): 9297024

約数和(自身を除く): 2483899

約数列:

[1, 5, 11, 25, 55, 125, 275, 625, 991, 1375, 4955, 6875, 10901, 24775, 54505, 123875, 272525, 619375, 1362625, 6813125]

約数ペア:

[(1, 6813125), (5, 1362625), (11, 619375), (25, 272525), (55, 123875), (125, 54505), (275, 24775), (625, 10901), (991, 6875), (1375, 4955)]