2704325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:233

約数の個数: 24

約数和(自身を含む): 3702888

約数和(自身を除く): 998563

約数列:

[1, 5, 13, 25, 53, 65, 157, 265, 325, 689, 785, 1325, 2041, 3445, 3925, 8321, 10205, 17225, 41605, 51025, 108173, 208025, 540865, 2704325]

約数ペア:

[(1, 2704325), (5, 540865), (13, 208025), (25, 108173), (53, 51025), (65, 41605), (157, 17225), (265, 10205), (325, 8321), (689, 3925), (785, 3445), (1325, 2041)]