275272240

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{80021}}^1$

素因数の和:80077

約数の個数: 40

約数和(自身を含む): 654900048

約数和(自身を除く): 379627808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 80021, 160042, 320084, 400105, 640168, 800210, 1280336, 1600420, 3200840, 3440903, 6401680, 6881806, 13763612, 17204515, 27527224, 34409030, 55054448, 68818060, 137636120, 275272240]

約数ペア:

[(1, 275272240), (2, 137636120), (4, 68818060), (5, 55054448), (8, 34409030), (10, 27527224), (16, 17204515), (20, 13763612), (40, 6881806), (43, 6401680), (80, 3440903), (86, 3200840), (172, 1600420), (215, 1280336), (344, 800210), (430, 640168), (688, 400105), (860, 320084), (1720, 160042), (3440, 80021)]