2543256125

素因数分解:

$5^3\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{2557}}^1$

素因数の和:2754

約数の個数: 32

約数和(自身を含む): 3248250720

約数和(自身を除く): 704994595

約数列:

[1, 5, 25, 73, 109, 125, 365, 545, 1825, 2557, 2725, 7957, 9125, 12785, 13625, 39785, 63925, 186661, 198925, 278713, 319625, 933305, 994625, 1393565, 4666525, 6967825, 20346049, 23332625, 34839125, 101730245, 508651225, 2543256125]

約数ペア:

[(1, 2543256125), (5, 508651225), (25, 101730245), (73, 34839125), (109, 23332625), (125, 20346049), (365, 6967825), (545, 4666525), (1825, 1393565), (2557, 994625), (2725, 933305), (7957, 319625), (9125, 278713), (12785, 198925), (13625, 186661), (39785, 63925)]