25812560

素因数分解:

$2^4\times 5^1\times {\mathrm{307}}^1\times {\mathrm{1051}}^1$

素因数の和:1371

約数の個数: 40

約数和(自身を含む): 60266976

約数和(自身を除く): 34454416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 307, 614, 1051, 1228, 1535, 2102, 2456, 3070, 4204, 4912, 5255, 6140, 8408, 10510, 12280, 16816, 21020, 24560, 42040, 84080, 322657, 645314, 1290628, 1613285, 2581256, 3226570, 5162512, 6453140, 12906280, 25812560]

約数ペア:

[(1, 25812560), (2, 12906280), (4, 6453140), (5, 5162512), (8, 3226570), (10, 2581256), (16, 1613285), (20, 1290628), (40, 645314), (80, 322657), (307, 84080), (614, 42040), (1051, 24560), (1228, 21020), (1535, 16816), (2102, 12280), (2456, 10510), (3070, 8408), (4204, 6140), (4912, 5255)]