82863280

素因数分解:

$2^4\times 5^1\times {\mathrm{1035791}}^1$

素因数の和:1035804

約数の個数: 20

約数和(自身を含む): 192657312

約数和(自身を除く): 109794032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1035791, 2071582, 4143164, 5178955, 8286328, 10357910, 16572656, 20715820, 41431640, 82863280]

約数ペア:

[(1, 82863280), (2, 41431640), (4, 20715820), (5, 16572656), (8, 10357910), (10, 8286328), (16, 5178955), (20, 4143164), (40, 2071582), (80, 1035791)]