22300000

素因数分解:

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

素因数の和:258

約数の個数: 72

約数和(自身を含む): 55121472

約数和(自身を除く): 32821472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 223, 250, 400, 446, 500, 625, 800, 892, 1000, 1115, 1250, 1784, 2000, 2230, 2500, 3125, 3568, 4000, 4460, 5000, 5575, 6250, 7136, 8920, 10000, 11150, 12500, 17840, 20000, 22300, 25000, 27875, 35680, 44600, 50000, 55750, 89200, 100000, 111500, 139375, 178400, 223000, 278750, 446000, 557500, 696875, 892000, 1115000, 1393750, 2230000, 2787500, 4460000, 5575000, 11150000, 22300000]

約数ペア:

[(1, 22300000), (2, 11150000), (4, 5575000), (5, 4460000), (8, 2787500), (10, 2230000), (16, 1393750), (20, 1115000), (25, 892000), (32, 696875), (40, 557500), (50, 446000), (80, 278750), (100, 223000), (125, 178400), (160, 139375), (200, 111500), (223, 100000), (250, 89200), (400, 55750), (446, 50000), (500, 44600), (625, 35680), (800, 27875), (892, 25000), (1000, 22300), (1115, 20000), (1250, 17840), (1784, 12500), (2000, 11150), (2230, 10000), (2500, 8920), (3125, 7136), (3568, 6250), (4000, 5575), (4460, 5000)]