72825805

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{283}}^1$

素因数の和:445

約数の個数: 32

約数和(自身を含む): 97905024

約数和(自身を除く): 25079219

約数列:

[1, 5, 13, 37, 65, 107, 185, 283, 481, 535, 1391, 1415, 2405, 3679, 3959, 6955, 10471, 18395, 19795, 30281, 51467, 52355, 136123, 151405, 257335, 393653, 680615, 1120397, 1968265, 5601985, 14565161, 72825805]

約数ペア:

[(1, 72825805), (5, 14565161), (13, 5601985), (37, 1968265), (65, 1120397), (107, 680615), (185, 393653), (283, 257335), (481, 151405), (535, 136123), (1391, 52355), (1415, 51467), (2405, 30281), (3679, 19795), (3959, 18395), (6955, 10471)]