25723120

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2347}}^1$

素因数の和:2497

約数の個数: 40

約数和(自身を含む): 60268464

約数和(自身を除く): 34545344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 274, 548, 685, 1096, 1370, 2192, 2347, 2740, 4694, 5480, 9388, 10960, 11735, 18776, 23470, 37552, 46940, 93880, 187760, 321539, 643078, 1286156, 1607695, 2572312, 3215390, 5144624, 6430780, 12861560, 25723120]

約数ペア:

[(1, 25723120), (2, 12861560), (4, 6430780), (5, 5144624), (8, 3215390), (10, 2572312), (16, 1607695), (20, 1286156), (40, 643078), (80, 321539), (137, 187760), (274, 93880), (548, 46940), (685, 37552), (1096, 23470), (1370, 18776), (2192, 11735), (2347, 10960), (2740, 9388), (4694, 5480)]