275698760

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{168109}}^1$

素因数の和:168161

約数の個数: 32

約数和(自身を含む): 635455800

約数和(自身を除く): 359757040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 168109, 336218, 672436, 840545, 1344872, 1681090, 3362180, 6724360, 6892469, 13784938, 27569876, 34462345, 55139752, 68924690, 137849380, 275698760]

約数ペア:

[(1, 275698760), (2, 137849380), (4, 68924690), (5, 55139752), (8, 34462345), (10, 27569876), (20, 13784938), (40, 6892469), (41, 6724360), (82, 3362180), (164, 1681090), (205, 1344872), (328, 840545), (410, 672436), (820, 336218), (1640, 168109)]