25386020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1$

素因数の和:245

約数の個数: 96

約数和(自身を含む): 63141120

約数和(自身を除く): 37755100

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 29, 44, 46, 55, 58, 92, 110, 115, 116, 145, 173, 220, 230, 253, 290, 319, 346, 460, 506, 580, 638, 667, 692, 865, 1012, 1265, 1276, 1334, 1595, 1730, 1903, 2530, 2668, 3190, 3335, 3460, 3806, 3979, 5017, 5060, 6380, 6670, 7337, 7612, 7958, 9515, 10034, 13340, 14674, 15916, 19030, 19895, 20068, 25085, 29348, 36685, 38060, 39790, 43769, 50170, 55187, 73370, 79580, 87538, 100340, 110374, 115391, 146740, 175076, 218845, 220748, 230782, 275935, 437690, 461564, 551870, 576955, 875380, 1103740, 1153910, 1269301, 2307820, 2538602, 5077204, 6346505, 12693010, 25386020]

約数ペア:

[(1, 25386020), (2, 12693010), (4, 6346505), (5, 5077204), (10, 2538602), (11, 2307820), (20, 1269301), (22, 1153910), (23, 1103740), (29, 875380), (44, 576955), (46, 551870), (55, 461564), (58, 437690), (92, 275935), (110, 230782), (115, 220748), (116, 218845), (145, 175076), (173, 146740), (220, 115391), (230, 110374), (253, 100340), (290, 87538), (319, 79580), (346, 73370), (460, 55187), (506, 50170), (580, 43769), (638, 39790), (667, 38060), (692, 36685), (865, 29348), (1012, 25085), (1265, 20068), (1276, 19895), (1334, 19030), (1595, 15916), (1730, 14674), (1903, 13340), (2530, 10034), (2668, 9515), (3190, 7958), (3335, 7612), (3460, 7337), (3806, 6670), (3979, 6380), (5017, 5060)]