128976470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{25951}}^1$

素因数の和:26036

約数の個数: 32

約数和(自身を含む): 269070336

約数和(自身を除く): 140093866

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 2485, 4970, 25951, 51902, 129755, 181657, 259510, 363314, 908285, 1816570, 1842521, 3685042, 9212605, 12897647, 18425210, 25795294, 64488235, 128976470]

約数ペア:

[(1, 128976470), (2, 64488235), (5, 25795294), (7, 18425210), (10, 12897647), (14, 9212605), (35, 3685042), (70, 1842521), (71, 1816570), (142, 908285), (355, 363314), (497, 259510), (710, 181657), (994, 129755), (2485, 51902), (4970, 25951)]