28858225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1039}}^1$

素因数の和:1161

約数の個数: 24

約数和(自身を含む): 39461760

約数和(自身を除く): 10603535

約数列:

[1, 5, 11, 25, 55, 101, 275, 505, 1039, 1111, 2525, 5195, 5555, 11429, 25975, 27775, 57145, 104939, 285725, 524695, 1154329, 2623475, 5771645, 28858225]

約数ペア:

[(1, 28858225), (5, 5771645), (11, 2623475), (25, 1154329), (55, 524695), (101, 285725), (275, 104939), (505, 57145), (1039, 27775), (1111, 25975), (2525, 11429), (5195, 5555)]