20598175

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1039}}^1$

素因数の和:1123

約数の個数: 24

約数和(自身を含む): 27984320

約数和(自身を除く): 7386145

約数列:

[1, 5, 13, 25, 61, 65, 305, 325, 793, 1039, 1525, 3965, 5195, 13507, 19825, 25975, 63379, 67535, 316895, 337675, 823927, 1584475, 4119635, 20598175]

約数ペア:

[(1, 20598175), (5, 4119635), (13, 1584475), (25, 823927), (61, 337675), (65, 316895), (305, 67535), (325, 63379), (793, 25975), (1039, 19825), (1525, 13507), (3965, 5195)]