4020250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{1237}}^1$

素因数の和:1267

約数の個数: 32

約数和(自身を含む): 8111376

約数和(自身を除く): 4091126

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 250, 325, 650, 1237, 1625, 2474, 3250, 6185, 12370, 16081, 30925, 32162, 61850, 80405, 154625, 160810, 309250, 402025, 804050, 2010125, 4020250]

約数ペア:

[(1, 4020250), (2, 2010125), (5, 804050), (10, 402025), (13, 309250), (25, 160810), (26, 154625), (50, 80405), (65, 61850), (125, 32162), (130, 30925), (250, 16081), (325, 12370), (650, 6185), (1237, 3250), (1625, 2474)]