205123310

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{383}}^1\times {\mathrm{1093}}^1$

素因数の和:1497

約数の個数: 48

約数和(自身を含む): 431018496

約数和(自身を除く): 225895186

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 383, 490, 766, 1093, 1915, 2186, 2681, 3830, 5362, 5465, 7651, 10930, 13405, 15302, 18767, 26810, 37534, 38255, 53557, 76510, 93835, 107114, 187670, 267785, 418619, 535570, 837238, 2093095, 2930333, 4186190, 5860666, 14651665, 20512331, 29303330, 41024662, 102561655, 205123310]

約数ペア:

[(1, 205123310), (2, 102561655), (5, 41024662), (7, 29303330), (10, 20512331), (14, 14651665), (35, 5860666), (49, 4186190), (70, 2930333), (98, 2093095), (245, 837238), (383, 535570), (490, 418619), (766, 267785), (1093, 187670), (1915, 107114), (2186, 93835), (2681, 76510), (3830, 53557), (5362, 38255), (5465, 37534), (7651, 26810), (10930, 18767), (13405, 15302)]