86679590

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{109721}}^1$

素因数の和:109807

約数の個数: 16

約数和(自身を含む): 157999680

約数和(自身を除く): 71320090

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 109721, 219442, 548605, 1097210, 8667959, 17335918, 43339795, 86679590]

約数ペア:

[(1, 86679590), (2, 43339795), (5, 17335918), (10, 8667959), (79, 1097210), (158, 548605), (395, 219442), (790, 109721)]