87855590

素因数分解:

$2^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{48539}}^1$

素因数の和:48727

約数の個数: 16

約数和(自身を含む): 159017040

約数和(自身を除く): 71161450

約数列:

[1, 2, 5, 10, 181, 362, 905, 1810, 48539, 97078, 242695, 485390, 8785559, 17571118, 43927795, 87855590]

約数ペア:

[(1, 87855590), (2, 43927795), (5, 17571118), (10, 8785559), (181, 485390), (362, 242695), (905, 97078), (1810, 48539)]