5575000

素因数分解:

$2^3\times 5^5\times {\mathrm{223}}^1$

素因数の和:254

約数の個数: 48

約数和(自身を含む): 13124160

約数和(自身を除く): 7549160

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 223, 250, 446, 500, 625, 892, 1000, 1115, 1250, 1784, 2230, 2500, 3125, 4460, 5000, 5575, 6250, 8920, 11150, 12500, 22300, 25000, 27875, 44600, 55750, 111500, 139375, 223000, 278750, 557500, 696875, 1115000, 1393750, 2787500, 5575000]

約数ペア:

[(1, 5575000), (2, 2787500), (4, 1393750), (5, 1115000), (8, 696875), (10, 557500), (20, 278750), (25, 223000), (40, 139375), (50, 111500), (100, 55750), (125, 44600), (200, 27875), (223, 25000), (250, 22300), (446, 12500), (500, 11150), (625, 8920), (892, 6250), (1000, 5575), (1115, 5000), (1250, 4460), (1784, 3125), (2230, 2500)]