25236464

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{643}}^1$

素因数の和:885

約数の個数: 40

約数和(自身を含む): 53663232

約数和(自身を除く): 28426768

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 223, 446, 643, 892, 1286, 1784, 2453, 2572, 3568, 4906, 5144, 7073, 9812, 10288, 14146, 19624, 28292, 39248, 56584, 113168, 143389, 286778, 573556, 1147112, 1577279, 2294224, 3154558, 6309116, 12618232, 25236464]

約数ペア:

[(1, 25236464), (2, 12618232), (4, 6309116), (8, 3154558), (11, 2294224), (16, 1577279), (22, 1147112), (44, 573556), (88, 286778), (176, 143389), (223, 113168), (446, 56584), (643, 39248), (892, 28292), (1286, 19624), (1784, 14146), (2453, 10288), (2572, 9812), (3568, 7073), (4906, 5144)]