64287185

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{691}}^1\times {\mathrm{809}}^1$

素因数の和:1528

約数の個数: 16

約数和(自身を含む): 80714880

約数和(自身を除く): 16427695

約数列:

[1, 5, 23, 115, 691, 809, 3455, 4045, 15893, 18607, 79465, 93035, 559019, 2795095, 12857437, 64287185]

約数ペア:

[(1, 64287185), (5, 12857437), (23, 2795095), (115, 559019), (691, 93035), (809, 79465), (3455, 18607), (4045, 15893)]