28568500

素因数分解:

$2^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{3361}}^1$

素因数の和:3397

約数の個数: 48

約数和(自身を含む): 66083472

約数和(自身を除く): 37514972

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 125, 170, 250, 340, 425, 500, 850, 1700, 2125, 3361, 4250, 6722, 8500, 13444, 16805, 33610, 57137, 67220, 84025, 114274, 168050, 228548, 285685, 336100, 420125, 571370, 840250, 1142740, 1428425, 1680500, 2856850, 5713700, 7142125, 14284250, 28568500]

約数ペア:

[(1, 28568500), (2, 14284250), (4, 7142125), (5, 5713700), (10, 2856850), (17, 1680500), (20, 1428425), (25, 1142740), (34, 840250), (50, 571370), (68, 420125), (85, 336100), (100, 285685), (125, 228548), (170, 168050), (250, 114274), (340, 84025), (425, 67220), (500, 57137), (850, 33610), (1700, 16805), (2125, 13444), (3361, 8500), (4250, 6722)]