87128570

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{512521}}^1$

素因数の和:512545

約数の個数: 16

約数和(自身を含む): 166057128

約数和(自身を除く): 78928558

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 512521, 1025042, 2562605, 5125210, 8712857, 17425714, 43564285, 87128570]

約数ペア:

[(1, 87128570), (2, 43564285), (5, 17425714), (10, 8712857), (17, 5125210), (34, 2562605), (85, 1025042), (170, 512521)]