173125880

素因数分解:

$2^3\times 5^1\times {\mathrm{4328147}}^1$

素因数の和:4328158

約数の個数: 16

約数和(自身を含む): 389533320

約数和(自身を除く): 216407440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4328147, 8656294, 17312588, 21640735, 34625176, 43281470, 86562940, 173125880]

約数ペア:

[(1, 173125880), (2, 86562940), (4, 43281470), (5, 34625176), (8, 21640735), (10, 17312588), (20, 8656294), (40, 4328147)]