2100084025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{32801}}^1$

素因数の和:33021

約数の個数: 24

約数和(自身を含む): 2818741464

約数和(自身を除く): 718657439

約数列:

[1, 5, 13, 25, 65, 197, 325, 985, 2561, 4925, 12805, 32801, 64025, 164005, 426413, 820025, 2132065, 6461797, 10660325, 32308985, 84003361, 161544925, 420016805, 2100084025]

約数ペア:

[(1, 2100084025), (5, 420016805), (13, 161544925), (25, 84003361), (65, 32308985), (197, 10660325), (325, 6461797), (985, 2132065), (2561, 820025), (4925, 426413), (12805, 164005), (32801, 64025)]