2028099025

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{18731}}^1$

素因数の和:18873

約数の個数: 24

約数和(自身を含む): 2592209088

約数和(自身を除く): 564110063

約数列:

[1, 5, 25, 61, 71, 305, 355, 1525, 1775, 4331, 18731, 21655, 93655, 108275, 468275, 1142591, 1329901, 5712955, 6649505, 28564775, 33247525, 81123961, 405619805, 2028099025]

約数ペア:

[(1, 2028099025), (5, 405619805), (25, 81123961), (61, 33247525), (71, 28564775), (305, 6649505), (355, 5712955), (1525, 1329901), (1775, 1142591), (4331, 468275), (18731, 108275), (21655, 93655)]