69815590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{379}}^1$

素因数の和:521

約数の個数: 48

約数和(自身を含む): 137689200

約数和(自身を除く): 67873610

約数列:

[1, 2, 5, 10, 13, 26, 65, 109, 130, 169, 218, 338, 379, 545, 758, 845, 1090, 1417, 1690, 1895, 2834, 3790, 4927, 7085, 9854, 14170, 18421, 24635, 36842, 41311, 49270, 64051, 82622, 92105, 128102, 184210, 206555, 320255, 413110, 537043, 640510, 1074086, 2685215, 5370430, 6981559, 13963118, 34907795, 69815590]

約数ペア:

[(1, 69815590), (2, 34907795), (5, 13963118), (10, 6981559), (13, 5370430), (26, 2685215), (65, 1074086), (109, 640510), (130, 537043), (169, 413110), (218, 320255), (338, 206555), (379, 184210), (545, 128102), (758, 92105), (845, 82622), (1090, 64051), (1417, 49270), (1690, 41311), (1895, 36842), (2834, 24635), (3790, 18421), (4927, 14170), (7085, 9854)]