71095880

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{11321}}^1$

素因数の和:11489

約数の個数: 32

約数和(自身を含む): 160998840

約数和(自身を除く): 89902960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 3140, 6280, 11321, 22642, 45284, 56605, 90568, 113210, 226420, 452840, 1777397, 3554794, 7109588, 8886985, 14219176, 17773970, 35547940, 71095880]

約数ペア:

[(1, 71095880), (2, 35547940), (4, 17773970), (5, 14219176), (8, 8886985), (10, 7109588), (20, 3554794), (40, 1777397), (157, 452840), (314, 226420), (628, 113210), (785, 90568), (1256, 56605), (1570, 45284), (3140, 22642), (6280, 11321)]