25786480

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{3323}}^1$

素因数の和:3433

約数の個数: 40

約数和(自身を含む): 60589872

約数和(自身を除く): 34803392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1552, 1940, 3323, 3880, 6646, 7760, 13292, 16615, 26584, 33230, 53168, 66460, 132920, 265840, 322331, 644662, 1289324, 1611655, 2578648, 3223310, 5157296, 6446620, 12893240, 25786480]

約数ペア:

[(1, 25786480), (2, 12893240), (4, 6446620), (5, 5157296), (8, 3223310), (10, 2578648), (16, 1611655), (20, 1289324), (40, 644662), (80, 322331), (97, 265840), (194, 132920), (388, 66460), (485, 53168), (776, 33230), (970, 26584), (1552, 16615), (1940, 13292), (3323, 7760), (3880, 6646)]