40642775

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{919}}^1$

素因数の和:1019

約数の個数: 24

約数和(自身を含む): 53047200

約数和(自身を除く): 12404425

約数列:

[1, 5, 25, 29, 61, 145, 305, 725, 919, 1525, 1769, 4595, 8845, 22975, 26651, 44225, 56059, 133255, 280295, 666275, 1401475, 1625711, 8128555, 40642775]

約数ペア:

[(1, 40642775), (5, 8128555), (25, 1625711), (29, 1401475), (61, 666275), (145, 280295), (305, 133255), (725, 56059), (919, 44225), (1525, 26651), (1769, 22975), (4595, 8845)]