71619490

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{857}}^1$

素因数の和:1062

約数の個数: 32

約数和(自身を含む): 132138864

約数和(自身を除く): 60519374

約数列:

[1, 2, 5, 10, 61, 122, 137, 274, 305, 610, 685, 857, 1370, 1714, 4285, 8357, 8570, 16714, 41785, 52277, 83570, 104554, 117409, 234818, 261385, 522770, 587045, 1174090, 7161949, 14323898, 35809745, 71619490]

約数ペア:

[(1, 71619490), (2, 35809745), (5, 14323898), (10, 7161949), (61, 1174090), (122, 587045), (137, 522770), (274, 261385), (305, 234818), (610, 117409), (685, 104554), (857, 83570), (1370, 52277), (1714, 41785), (4285, 16714), (8357, 8570)]