51810760

素因数分解:

$2^3\times 5^1\times {\mathrm{613}}^1\times {\mathrm{2113}}^1$

素因数の和:2737

約数の個数: 32

約数和(自身を含む): 116819640

約数和(自身を除く): 65008880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 613, 1226, 2113, 2452, 3065, 4226, 4904, 6130, 8452, 10565, 12260, 16904, 21130, 24520, 42260, 84520, 1295269, 2590538, 5181076, 6476345, 10362152, 12952690, 25905380, 51810760]

約数ペア:

[(1, 51810760), (2, 25905380), (4, 12952690), (5, 10362152), (8, 6476345), (10, 5181076), (20, 2590538), (40, 1295269), (613, 84520), (1226, 42260), (2113, 24520), (2452, 21130), (3065, 16904), (4226, 12260), (4904, 10565), (6130, 8452)]