71260960

素因数分解:

$2^5\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1733}}^1$

素因数の和:2005

約数の個数: 48

約数和(自身を含む): 169106616

約数和(自身を除く): 97845656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 257, 514, 1028, 1285, 1733, 2056, 2570, 3466, 4112, 5140, 6932, 8224, 8665, 10280, 13864, 17330, 20560, 27728, 34660, 41120, 55456, 69320, 138640, 277280, 445381, 890762, 1781524, 2226905, 3563048, 4453810, 7126096, 8907620, 14252192, 17815240, 35630480, 71260960]

約数ペア:

[(1, 71260960), (2, 35630480), (4, 17815240), (5, 14252192), (8, 8907620), (10, 7126096), (16, 4453810), (20, 3563048), (32, 2226905), (40, 1781524), (80, 890762), (160, 445381), (257, 277280), (514, 138640), (1028, 69320), (1285, 55456), (1733, 41120), (2056, 34660), (2570, 27728), (3466, 20560), (4112, 17330), (5140, 13864), (6932, 10280), (8224, 8665)]