68561000

素因数分解:

$2^3\times 5^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:184

約数の個数: 128

約数和(自身を含む): 176061600

約数和(自身を除く): 107500600

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 37, 40, 50, 68, 74, 85, 100, 109, 125, 136, 148, 170, 185, 200, 218, 250, 296, 340, 370, 425, 436, 500, 545, 629, 680, 740, 850, 872, 925, 1000, 1090, 1258, 1480, 1700, 1850, 1853, 2125, 2180, 2516, 2725, 3145, 3400, 3700, 3706, 4033, 4250, 4360, 4625, 5032, 5450, 6290, 7400, 7412, 8066, 8500, 9250, 9265, 10900, 12580, 13625, 14824, 15725, 16132, 17000, 18500, 18530, 20165, 21800, 25160, 27250, 31450, 32264, 37000, 37060, 40330, 46325, 54500, 62900, 68561, 74120, 78625, 80660, 92650, 100825, 109000, 125800, 137122, 157250, 161320, 185300, 201650, 231625, 274244, 314500, 342805, 370600, 403300, 463250, 504125, 548488, 629000, 685610, 806600, 926500, 1008250, 1371220, 1714025, 1853000, 2016500, 2742440, 3428050, 4033000, 6856100, 8570125, 13712200, 17140250, 34280500, 68561000]

約数ペア:

[(1, 68561000), (2, 34280500), (4, 17140250), (5, 13712200), (8, 8570125), (10, 6856100), (17, 4033000), (20, 3428050), (25, 2742440), (34, 2016500), (37, 1853000), (40, 1714025), (50, 1371220), (68, 1008250), (74, 926500), (85, 806600), (100, 685610), (109, 629000), (125, 548488), (136, 504125), (148, 463250), (170, 403300), (185, 370600), (200, 342805), (218, 314500), (250, 274244), (296, 231625), (340, 201650), (370, 185300), (425, 161320), (436, 157250), (500, 137122), (545, 125800), (629, 109000), (680, 100825), (740, 92650), (850, 80660), (872, 78625), (925, 74120), (1000, 68561), (1090, 62900), (1258, 54500), (1480, 46325), (1700, 40330), (1850, 37060), (1853, 37000), (2125, 32264), (2180, 31450), (2516, 27250), (2725, 25160), (3145, 21800), (3400, 20165), (3700, 18530), (3706, 18500), (4033, 17000), (4250, 16132), (4360, 15725), (4625, 14824), (5032, 13625), (5450, 12580), (6290, 10900), (7400, 9265), (7412, 9250), (8066, 8500)]