57487820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1741}}^1$

素因数の和:1890

約数の個数: 48

約数和(自身を含む): 131109888

約数和(自身を除く): 73622068

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 127, 130, 254, 260, 508, 635, 1270, 1651, 1741, 2540, 3302, 3482, 6604, 6964, 8255, 8705, 16510, 17410, 22633, 33020, 34820, 45266, 90532, 113165, 221107, 226330, 442214, 452660, 884428, 1105535, 2211070, 2874391, 4422140, 5748782, 11497564, 14371955, 28743910, 57487820]

約数ペア:

[(1, 57487820), (2, 28743910), (4, 14371955), (5, 11497564), (10, 5748782), (13, 4422140), (20, 2874391), (26, 2211070), (52, 1105535), (65, 884428), (127, 452660), (130, 442214), (254, 226330), (260, 221107), (508, 113165), (635, 90532), (1270, 45266), (1651, 34820), (1741, 33020), (2540, 22633), (3302, 17410), (3482, 16510), (6604, 8705), (6964, 8255)]