25296620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{40801}}^1$

素因数の和:40841

約数の個数: 24

約数和(自身を含む): 54837888

約数和(自身を除く): 29541268

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 40801, 81602, 163204, 204005, 408010, 816020, 1264831, 2529662, 5059324, 6324155, 12648310, 25296620]

約数ペア:

[(1, 25296620), (2, 12648310), (4, 6324155), (5, 5059324), (10, 2529662), (20, 1264831), (31, 816020), (62, 408010), (124, 204005), (155, 163204), (310, 81602), (620, 40801)]