81083770

素因数分解:

$2^1\times 5^1\times {\mathrm{1861}}^1\times {\mathrm{4357}}^1$

素因数の和:6225

約数の個数: 16

約数和(自身を含む): 146062728

約数和(自身を除く): 64978958

約数列:

[1, 2, 5, 10, 1861, 3722, 4357, 8714, 9305, 18610, 21785, 43570, 8108377, 16216754, 40541885, 81083770]

約数ペア:

[(1, 81083770), (2, 40541885), (5, 16216754), (10, 8108377), (1861, 43570), (3722, 21785), (4357, 18610), (8714, 9305)]