39904675

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{191}}^1$

素因数の和:399

約数の個数: 24

約数和(自身を含む): 50925312

約数和(自身を除く): 11020637

約数列:

[1, 5, 25, 61, 137, 191, 305, 685, 955, 1525, 3425, 4775, 8357, 11651, 26167, 41785, 58255, 130835, 208925, 291275, 654175, 1596187, 7980935, 39904675]

約数ペア:

[(1, 39904675), (5, 7980935), (25, 1596187), (61, 654175), (137, 291275), (191, 208925), (305, 130835), (685, 58255), (955, 41785), (1525, 26167), (3425, 11651), (4775, 8357)]