25612790

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{167}}^1\times {\mathrm{313}}^1$

素因数の和:501

約数の個数: 48

約数和(自身を含む): 54123552

約数和(自身を除く): 28510762

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 167, 245, 313, 334, 490, 626, 835, 1169, 1565, 1670, 2191, 2338, 3130, 4382, 5845, 8183, 10955, 11690, 15337, 16366, 21910, 30674, 40915, 52271, 76685, 81830, 104542, 153370, 261355, 365897, 522710, 731794, 1829485, 2561279, 3658970, 5122558, 12806395, 25612790]

約数ペア:

[(1, 25612790), (2, 12806395), (5, 5122558), (7, 3658970), (10, 2561279), (14, 1829485), (35, 731794), (49, 522710), (70, 365897), (98, 261355), (167, 153370), (245, 104542), (313, 81830), (334, 76685), (490, 52271), (626, 40915), (835, 30674), (1169, 21910), (1565, 16366), (1670, 15337), (2191, 11690), (2338, 10955), (3130, 8183), (4382, 5845)]