25906000

素因数分解:

$2^4\times 5^3\times {\mathrm{12953}}^1$

素因数の和:12976

約数の個数: 40

約数和(自身を含む): 62645544

約数和(自身を除く): 36739544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 12953, 25906, 51812, 64765, 103624, 129530, 207248, 259060, 323825, 518120, 647650, 1036240, 1295300, 1619125, 2590600, 3238250, 5181200, 6476500, 12953000, 25906000]

約数ペア:

[(1, 25906000), (2, 12953000), (4, 6476500), (5, 5181200), (8, 3238250), (10, 2590600), (16, 1619125), (20, 1295300), (25, 1036240), (40, 647650), (50, 518120), (80, 323825), (100, 259060), (125, 207248), (200, 129530), (250, 103624), (400, 64765), (500, 51812), (1000, 25906), (2000, 12953)]