68494700

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{937}}^1$

素因数の和:1011

約数の個数: 72

約数和(自身を含む): 161208432

約数和(自身を除く): 92713732

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 43, 50, 68, 85, 86, 100, 170, 172, 215, 340, 425, 430, 731, 850, 860, 937, 1075, 1462, 1700, 1874, 2150, 2924, 3655, 3748, 4300, 4685, 7310, 9370, 14620, 15929, 18275, 18740, 23425, 31858, 36550, 40291, 46850, 63716, 73100, 79645, 80582, 93700, 159290, 161164, 201455, 318580, 398225, 402910, 684947, 796450, 805820, 1007275, 1369894, 1592900, 2014550, 2739788, 3424735, 4029100, 6849470, 13698940, 17123675, 34247350, 68494700]

約数ペア:

[(1, 68494700), (2, 34247350), (4, 17123675), (5, 13698940), (10, 6849470), (17, 4029100), (20, 3424735), (25, 2739788), (34, 2014550), (43, 1592900), (50, 1369894), (68, 1007275), (85, 805820), (86, 796450), (100, 684947), (170, 402910), (172, 398225), (215, 318580), (340, 201455), (425, 161164), (430, 159290), (731, 93700), (850, 80582), (860, 79645), (937, 73100), (1075, 63716), (1462, 46850), (1700, 40291), (1874, 36550), (2150, 31858), (2924, 23425), (3655, 18740), (3748, 18275), (4300, 15929), (4685, 14620), (7310, 9370)]