28791925

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{263}}^1$

素因数の和:453

約数の個数: 24

約数和(自身を含む): 37319040

約数和(自身を除く): 8527115

約数列:

[1, 5, 25, 29, 145, 151, 263, 725, 755, 1315, 3775, 4379, 6575, 7627, 21895, 38135, 39713, 109475, 190675, 198565, 992825, 1151677, 5758385, 28791925]

約数ペア:

[(1, 28791925), (5, 5758385), (25, 1151677), (29, 992825), (145, 198565), (151, 190675), (263, 109475), (725, 39713), (755, 38135), (1315, 21895), (3775, 7627), (4379, 6575)]