81436445

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{19139}}^1$

素因数の和:19204

約数の個数: 16

約数和(自身を含む): 104734080

約数和(自身を除く): 23297635

約数列:

[1, 5, 23, 37, 115, 185, 851, 4255, 19139, 95695, 440197, 708143, 2200985, 3540715, 16287289, 81436445]

約数ペア:

[(1, 81436445), (5, 16287289), (23, 3540715), (37, 2200985), (115, 708143), (185, 440197), (851, 95695), (4255, 19139)]