87522680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{312581}}^1$

素因数の和:312599

約数の個数: 32

約数和(自身を含む): 225059040

約数和(自身を除く): 137536360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 312581, 625162, 1250324, 1562905, 2188067, 2500648, 3125810, 4376134, 6251620, 8752268, 10940335, 12503240, 17504536, 21880670, 43761340, 87522680]

約数ペア:

[(1, 87522680), (2, 43761340), (4, 21880670), (5, 17504536), (7, 12503240), (8, 10940335), (10, 8752268), (14, 6251620), (20, 4376134), (28, 3125810), (35, 2500648), (40, 2188067), (56, 1562905), (70, 1250324), (140, 625162), (280, 312581)]