87890390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{66083}}^1$

素因数の和:66116

約数の個数: 32

約数和(自身を含む): 190321920

約数和(自身を除く): 102431530

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 66083, 132166, 330415, 462581, 660830, 925162, 1255577, 2312905, 2511154, 4625810, 6277885, 8789039, 12555770, 17578078, 43945195, 87890390]

約数ペア:

[(1, 87890390), (2, 43945195), (5, 17578078), (7, 12555770), (10, 8789039), (14, 6277885), (19, 4625810), (35, 2511154), (38, 2312905), (70, 1255577), (95, 925162), (133, 660830), (190, 462581), (266, 330415), (665, 132166), (1330, 66083)]