71510660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{21157}}^1$

素因数の和:21192

約数の個数: 36

約数和(自身を含む): 162620388

約数和(自身を除く): 91109728

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 21157, 42314, 84628, 105785, 211570, 275041, 423140, 550082, 1100164, 1375205, 2750410, 3575533, 5500820, 7151066, 14302132, 17877665, 35755330, 71510660]

約数ペア:

[(1, 71510660), (2, 35755330), (4, 17877665), (5, 14302132), (10, 7151066), (13, 5500820), (20, 3575533), (26, 2750410), (52, 1375205), (65, 1100164), (130, 550082), (169, 423140), (260, 275041), (338, 211570), (676, 105785), (845, 84628), (1690, 42314), (3380, 21157)]