28353625

素因数分解:

$5^3\times {\mathrm{109}}^1\times {\mathrm{2081}}^1$

素因数の和:2205

約数の個数: 16

約数和(自身を含む): 35727120

約数和(自身を除く): 7373495

約数列:

[1, 5, 25, 109, 125, 545, 2081, 2725, 10405, 13625, 52025, 226829, 260125, 1134145, 5670725, 28353625]

約数ペア:

[(1, 28353625), (5, 5670725), (25, 1134145), (109, 260125), (125, 226829), (545, 52025), (2081, 13625), (2725, 10405)]