56664660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{72647}}^1$

素因数の和:72672

約数の個数: 48

約数和(自身を含む): 170868096

約数和(自身を除く): 114203436

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 72647, 145294, 217941, 290588, 363235, 435882, 726470, 871764, 944411, 1089705, 1452940, 1888822, 2179410, 2833233, 3777644, 4358820, 4722055, 5666466, 9444110, 11332932, 14166165, 18888220, 28332330, 56664660]

約数ペア:

[(1, 56664660), (2, 28332330), (3, 18888220), (4, 14166165), (5, 11332932), (6, 9444110), (10, 5666466), (12, 4722055), (13, 4358820), (15, 3777644), (20, 2833233), (26, 2179410), (30, 1888822), (39, 1452940), (52, 1089705), (60, 944411), (65, 871764), (78, 726470), (130, 435882), (156, 363235), (195, 290588), (260, 217941), (390, 145294), (780, 72647)]