208133225

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{2659}}^1$

素因数の和:2801

約数の個数: 24

約数和(自身を含む): 269149440

約数和(自身を除く): 61016215

約数列:

[1, 5, 25, 31, 101, 155, 505, 775, 2525, 2659, 3131, 13295, 15655, 66475, 78275, 82429, 268559, 412145, 1342795, 2060725, 6713975, 8325329, 41626645, 208133225]

約数ペア:

[(1, 208133225), (5, 41626645), (25, 8325329), (31, 6713975), (101, 2060725), (155, 1342795), (505, 412145), (775, 268559), (2525, 82429), (2659, 78275), (3131, 66475), (13295, 15655)]