85845620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{383}}^1\times {\mathrm{1601}}^1$

素因数の和:2000

約数の個数: 48

約数和(自身を含む): 206696448

約数和(自身を除く): 120850828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 383, 766, 1532, 1601, 1915, 2681, 3202, 3830, 5362, 6404, 7660, 8005, 10724, 11207, 13405, 16010, 22414, 26810, 32020, 44828, 53620, 56035, 112070, 224140, 613183, 1226366, 2452732, 3065915, 4292281, 6131830, 8584562, 12263660, 17169124, 21461405, 42922810, 85845620]

約数ペア:

[(1, 85845620), (2, 42922810), (4, 21461405), (5, 17169124), (7, 12263660), (10, 8584562), (14, 6131830), (20, 4292281), (28, 3065915), (35, 2452732), (70, 1226366), (140, 613183), (383, 224140), (766, 112070), (1532, 56035), (1601, 53620), (1915, 44828), (2681, 32020), (3202, 26810), (3830, 22414), (5362, 16010), (6404, 13405), (7660, 11207), (8005, 10724)]