202115875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2039}}^1$

素因数の和:2128

約数の個数: 32

約数和(自身を含む): 276232320

約数和(自身を除く): 74116445

約数列:

[1, 5, 13, 25, 61, 65, 125, 305, 325, 793, 1525, 1625, 2039, 3965, 7625, 10195, 19825, 26507, 50975, 99125, 124379, 132535, 254875, 621895, 662675, 1616927, 3109475, 3313375, 8084635, 15547375, 40423175, 202115875]

約数ペア:

[(1, 202115875), (5, 40423175), (13, 15547375), (25, 8084635), (61, 3313375), (65, 3109475), (125, 1616927), (305, 662675), (325, 621895), (793, 254875), (1525, 132535), (1625, 124379), (2039, 99125), (3965, 50975), (7625, 26507), (10195, 19825)]