89477390

素因数分解:

$2^1\times 5^1\times {\mathrm{991}}^1\times {\mathrm{9029}}^1$

素因数の和:10027

約数の個数: 16

約数和(自身を含む): 161239680

約数和(自身を除く): 71762290

約数列:

[1, 2, 5, 10, 991, 1982, 4955, 9029, 9910, 18058, 45145, 90290, 8947739, 17895478, 44738695, 89477390]

約数ペア:

[(1, 89477390), (2, 44738695), (5, 17895478), (10, 8947739), (991, 90290), (1982, 45145), (4955, 18058), (9029, 9910)]