71091320

素因数分解:

$2^3\times 5^1\times {\mathrm{269}}^1\times {\mathrm{6607}}^1$

素因数の和:6887

約数の個数: 32

約数和(自身を含む): 160574400

約数和(自身を除く): 89483080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 269, 538, 1076, 1345, 2152, 2690, 5380, 6607, 10760, 13214, 26428, 33035, 52856, 66070, 132140, 264280, 1777283, 3554566, 7109132, 8886415, 14218264, 17772830, 35545660, 71091320]

約数ペア:

[(1, 71091320), (2, 35545660), (4, 17772830), (5, 14218264), (8, 8886415), (10, 7109132), (20, 3554566), (40, 1777283), (269, 264280), (538, 132140), (1076, 66070), (1345, 52856), (2152, 33035), (2690, 26428), (5380, 13214), (6607, 10760)]