20574125

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1151}}^1$

素因数の和:1190

約数の個数: 32

約数和(自身を含む): 30191616

約数和(自身を除く): 9617491

約数列:

[1, 5, 11, 13, 25, 55, 65, 125, 143, 275, 325, 715, 1151, 1375, 1625, 3575, 5755, 12661, 14963, 17875, 28775, 63305, 74815, 143875, 164593, 316525, 374075, 822965, 1582625, 1870375, 4114825, 20574125]

約数ペア:

[(1, 20574125), (5, 4114825), (11, 1870375), (13, 1582625), (25, 822965), (55, 374075), (65, 316525), (125, 164593), (143, 143875), (275, 74815), (325, 63305), (715, 28775), (1151, 17875), (1375, 14963), (1625, 12661), (3575, 5755)]