81016888

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{326681}}^1$

素因数の和:326718

約数の個数: 16

約数和(自身を含む): 156807360

約数和(自身を除く): 75790472

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 326681, 653362, 1306724, 2613448, 10127111, 20254222, 40508444, 81016888]

約数ペア:

[(1, 81016888), (2, 40508444), (4, 20254222), (8, 10127111), (31, 2613448), (62, 1306724), (124, 653362), (248, 326681)]