205125798410

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12739}}^1\times {\mathrm{123863}}^1$

素因数の和:136622

約数の個数: 32

約数和(自身を含む): 397662894720

約数和(自身を除く): 192537096310

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 12739, 25478, 63695, 123863, 127390, 165607, 247726, 331214, 619315, 828035, 1238630, 1610219, 1656070, 3220438, 8051095, 16102190, 1577890757, 3155781514, 7889453785, 15778907570, 20512579841, 41025159682, 102562899205, 205125798410]

約数ペア:

[(1, 205125798410), (2, 102562899205), (5, 41025159682), (10, 20512579841), (13, 15778907570), (26, 7889453785), (65, 3155781514), (130, 1577890757), (12739, 16102190), (25478, 8051095), (63695, 3220438), (123863, 1656070), (127390, 1610219), (165607, 1238630), (247726, 828035), (331214, 619315)]