205125915920

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{62538389}}^1$

素因数の和:62538443

約数の個数: 40

約数和(自身を含む): 488549902680

約数和(自身を除く): 283423986760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 62538389, 125076778, 250153556, 312691945, 500307112, 625383890, 1000614224, 1250767780, 2501535560, 2564073949, 5003071120, 5128147898, 10256295796, 12820369745, 20512591592, 25640739490, 41025183184, 51281478980, 102562957960, 205125915920]

約数ペア:

[(1, 205125915920), (2, 102562957960), (4, 51281478980), (5, 41025183184), (8, 25640739490), (10, 20512591592), (16, 12820369745), (20, 10256295796), (40, 5128147898), (41, 5003071120), (80, 2564073949), (82, 2501535560), (164, 1250767780), (205, 1000614224), (328, 625383890), (410, 500307112), (656, 312691945), (820, 250153556), (1640, 125076778), (3280, 62538389)]