25091380

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43261}}^1$

素因数の和:43299

約数の個数: 24

約数和(自身を含む): 54510120

約数和(自身を除く): 29418740

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 43261, 86522, 173044, 216305, 432610, 865220, 1254569, 2509138, 5018276, 6272845, 12545690, 25091380]

約数ペア:

[(1, 25091380), (2, 12545690), (4, 6272845), (5, 5018276), (10, 2509138), (20, 1254569), (29, 865220), (58, 432610), (116, 216305), (145, 173044), (290, 86522), (580, 43261)]