80772410

素因数分解:

$2^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{12601}}^1$

素因数の和:13249

約数の個数: 16

約数和(自身を含む): 145628712

約数和(自身を除く): 64856302

約数列:

[1, 2, 5, 10, 641, 1282, 3205, 6410, 12601, 25202, 63005, 126010, 8077241, 16154482, 40386205, 80772410]

約数ペア:

[(1, 80772410), (2, 40386205), (5, 16154482), (10, 8077241), (641, 126010), (1282, 63005), (3205, 25202), (6410, 12601)]