285670

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1$

素因数の和:85

約数の個数: 48

約数和(自身を含む): 664848

約数和(自身を除く): 379178

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 53, 55, 70, 77, 98, 106, 110, 154, 245, 265, 371, 385, 490, 530, 539, 583, 742, 770, 1078, 1166, 1855, 2597, 2695, 2915, 3710, 4081, 5194, 5390, 5830, 8162, 12985, 20405, 25970, 28567, 40810, 57134, 142835, 285670]

約数ペア:

[(1, 285670), (2, 142835), (5, 57134), (7, 40810), (10, 28567), (11, 25970), (14, 20405), (22, 12985), (35, 8162), (49, 5830), (53, 5390), (55, 5194), (70, 4081), (77, 3710), (98, 2915), (106, 2695), (110, 2597), (154, 1855), (245, 1166), (265, 1078), (371, 770), (385, 742), (490, 583), (530, 539)]