25347880

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{4253}}^1$

素因数の和:4413

約数の個数: 32

約数和(自身を含む): 57429000

約数和(自身を除く): 32081120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 596, 745, 1192, 1490, 2980, 4253, 5960, 8506, 17012, 21265, 34024, 42530, 85060, 170120, 633697, 1267394, 2534788, 3168485, 5069576, 6336970, 12673940, 25347880]

約数ペア:

[(1, 25347880), (2, 12673940), (4, 6336970), (5, 5069576), (8, 3168485), (10, 2534788), (20, 1267394), (40, 633697), (149, 170120), (298, 85060), (596, 42530), (745, 34024), (1192, 21265), (1490, 17012), (2980, 8506), (4253, 5960)]