68018025

素因数分解:

$3^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{193}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 117008384

約数和(自身を除く): 48990359

約数列:

[1, 3, 5, 15, 25, 37, 75, 111, 127, 185, 193, 381, 555, 579, 635, 925, 965, 1905, 2775, 2895, 3175, 4699, 4825, 7141, 9525, 14097, 14475, 21423, 23495, 24511, 35705, 70485, 73533, 107115, 117475, 122555, 178525, 352425, 367665, 535575, 612775, 906907, 1838325, 2720721, 4534535, 13603605, 22672675, 68018025]

約数ペア:

[(1, 68018025), (3, 22672675), (5, 13603605), (15, 4534535), (25, 2720721), (37, 1838325), (75, 906907), (111, 612775), (127, 535575), (185, 367665), (193, 352425), (381, 178525), (555, 122555), (579, 117475), (635, 107115), (925, 73533), (965, 70485), (1905, 35705), (2775, 24511), (2895, 23495), (3175, 21423), (4699, 14475), (4825, 14097), (7141, 9525)]