25112920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{89689}}^1$

素因数の和:89707

約数の個数: 32

約数和(自身を含む): 64576800

約数和(自身を除く): 39463880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 89689, 179378, 358756, 448445, 627823, 717512, 896890, 1255646, 1793780, 2511292, 3139115, 3587560, 5022584, 6278230, 12556460, 25112920]

約数ペア:

[(1, 25112920), (2, 12556460), (4, 6278230), (5, 5022584), (7, 3587560), (8, 3139115), (10, 2511292), (14, 1793780), (20, 1255646), (28, 896890), (35, 717512), (40, 627823), (56, 448445), (70, 358756), (140, 179378), (280, 89689)]