79286440

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{15131}}^1$

素因数の和:15273

約数の個数: 32

約数和(自身を含む): 179768160

約数和(自身を除く): 100481720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 15131, 30262, 60524, 75655, 121048, 151310, 302620, 605240, 1982161, 3964322, 7928644, 9910805, 15857288, 19821610, 39643220, 79286440]

約数ペア:

[(1, 79286440), (2, 39643220), (4, 19821610), (5, 15857288), (8, 9910805), (10, 7928644), (20, 3964322), (40, 1982161), (131, 605240), (262, 302620), (524, 151310), (655, 121048), (1048, 75655), (1310, 60524), (2620, 30262), (5240, 15131)]