76389580

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{123209}}^1$

素因数の和:123249

約数の個数: 24

約数和(自身を含む): 165594240

約数和(自身を除く): 89204660

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 123209, 246418, 492836, 616045, 1232090, 2464180, 3819479, 7638958, 15277916, 19097395, 38194790, 76389580]

約数ペア:

[(1, 76389580), (2, 38194790), (4, 19097395), (5, 15277916), (10, 7638958), (20, 3819479), (31, 2464180), (62, 1232090), (124, 616045), (155, 492836), (310, 246418), (620, 123209)]