25565184001

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{449}}^1\times {\mathrm{2357}}^1$

素因数の和:2866

約数の個数: 48

約数和(自身を含む): 32660658000

約数和(自身を除く): 7095473999

約数列:

[1, 7, 17, 29, 49, 119, 203, 449, 493, 833, 1421, 2357, 3143, 3451, 7633, 13021, 16499, 22001, 24157, 40069, 53431, 68353, 91147, 115493, 221357, 280483, 374017, 478471, 638029, 1058293, 1162001, 1549499, 1963381, 3349297, 7408051, 8134007, 10846493, 17990981, 30690497, 51856357, 56938049, 125936867, 214833479, 521738449, 881558069, 1503834353, 3652169143, 25565184001]

約数ペア:

[(1, 25565184001), (7, 3652169143), (17, 1503834353), (29, 881558069), (49, 521738449), (119, 214833479), (203, 125936867), (449, 56938049), (493, 51856357), (833, 30690497), (1421, 17990981), (2357, 10846493), (3143, 8134007), (3451, 7408051), (7633, 3349297), (13021, 1963381), (16499, 1549499), (22001, 1162001), (24157, 1058293), (40069, 638029), (53431, 478471), (68353, 374017), (91147, 280483), (115493, 221357)]