25256910

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2797}}^1$

素因数の和:2857

約数の個数: 64

約数和(自身を含む): 70912512

約数和(自身を除く): 45655602

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 43, 70, 86, 105, 129, 210, 215, 258, 301, 430, 602, 645, 903, 1290, 1505, 1806, 2797, 3010, 4515, 5594, 8391, 9030, 13985, 16782, 19579, 27970, 39158, 41955, 58737, 83910, 97895, 117474, 120271, 195790, 240542, 293685, 360813, 587370, 601355, 721626, 841897, 1202710, 1683794, 1804065, 2525691, 3608130, 4209485, 5051382, 8418970, 12628455, 25256910]

約数ペア:

[(1, 25256910), (2, 12628455), (3, 8418970), (5, 5051382), (6, 4209485), (7, 3608130), (10, 2525691), (14, 1804065), (15, 1683794), (21, 1202710), (30, 841897), (35, 721626), (42, 601355), (43, 587370), (70, 360813), (86, 293685), (105, 240542), (129, 195790), (210, 120271), (215, 117474), (258, 97895), (301, 83910), (430, 58737), (602, 41955), (645, 39158), (903, 27970), (1290, 19579), (1505, 16782), (1806, 13985), (2797, 9030), (3010, 8391), (4515, 5594)]