82082780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{315703}}^1$

素因数の和:315725

約数の個数: 24

約数和(自身を含む): 185633952

約数和(自身を除く): 103551172

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 315703, 631406, 1262812, 1578515, 3157030, 4104139, 6314060, 8208278, 16416556, 20520695, 41041390, 82082780]

約数ペア:

[(1, 82082780), (2, 41041390), (4, 20520695), (5, 16416556), (10, 8208278), (13, 6314060), (20, 4104139), (26, 3157030), (52, 1578515), (65, 1262812), (130, 631406), (260, 315703)]