256163925

素因数分解:

$3^1\times 5^2\times {\mathrm{1459}}^1\times {\mathrm{2341}}^1$

素因数の和:3813

約数の個数: 24

約数和(自身を含む): 423995680

約数和(自身を除く): 167831755

約数列:

[1, 3, 5, 15, 25, 75, 1459, 2341, 4377, 7023, 7295, 11705, 21885, 35115, 36475, 58525, 109425, 175575, 3415519, 10246557, 17077595, 51232785, 85387975, 256163925]

約数ペア:

[(1, 256163925), (3, 85387975), (5, 51232785), (15, 17077595), (25, 10246557), (75, 3415519), (1459, 175575), (2341, 109425), (4377, 58525), (7023, 36475), (7295, 35115), (11705, 21885)]