2556925

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{769}}^1$

素因数の和:805

約数の個数: 24

約数和(自身を含む): 3819200

約数和(自身を除く): 1262275

約数列:

[1, 5, 7, 19, 25, 35, 95, 133, 175, 475, 665, 769, 3325, 3845, 5383, 14611, 19225, 26915, 73055, 102277, 134575, 365275, 511385, 2556925]

約数ペア:

[(1, 2556925), (5, 511385), (7, 365275), (19, 134575), (25, 102277), (35, 73055), (95, 26915), (133, 19225), (175, 14611), (475, 5383), (665, 3845), (769, 3325)]