68001560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{4177}}^1$

素因数の和:4236

約数の個数: 64

約数和(自身を含む): 171465120

約数和(自身を除く): 103463560

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 37, 40, 44, 55, 74, 88, 110, 148, 185, 220, 296, 370, 407, 440, 740, 814, 1480, 1628, 2035, 3256, 4070, 4177, 8140, 8354, 16280, 16708, 20885, 33416, 41770, 45947, 83540, 91894, 154549, 167080, 183788, 229735, 309098, 367576, 459470, 618196, 772745, 918940, 1236392, 1545490, 1700039, 1837880, 3090980, 3400078, 6181960, 6800156, 8500195, 13600312, 17000390, 34000780, 68001560]

約数ペア:

[(1, 68001560), (2, 34000780), (4, 17000390), (5, 13600312), (8, 8500195), (10, 6800156), (11, 6181960), (20, 3400078), (22, 3090980), (37, 1837880), (40, 1700039), (44, 1545490), (55, 1236392), (74, 918940), (88, 772745), (110, 618196), (148, 459470), (185, 367576), (220, 309098), (296, 229735), (370, 183788), (407, 167080), (440, 154549), (740, 91894), (814, 83540), (1480, 45947), (1628, 41770), (2035, 33416), (3256, 20885), (4070, 16708), (4177, 16280), (8140, 8354)]