5131750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{1579}}^1$

素因数の和:1609

約数の個数: 32

約数和(自身を含む): 10352160

約数和(自身を除く): 5220410

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1579, 1625, 3158, 3250, 7895, 15790, 20527, 39475, 41054, 78950, 102635, 197375, 205270, 394750, 513175, 1026350, 2565875, 5131750]

約数ペア:

[(1, 5131750), (2, 2565875), (5, 1026350), (10, 513175), (13, 394750), (25, 205270), (26, 197375), (50, 102635), (65, 78950), (125, 41054), (130, 39475), (250, 20527), (325, 15790), (650, 7895), (1579, 3250), (1625, 3158)]