51142740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{77489}}^1$

素因数の和:77512

約数の個数: 48

約数和(自身を含む): 156219840

約数和(自身を除く): 105077100

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 77489, 154978, 232467, 309956, 387445, 464934, 774890, 852379, 929868, 1162335, 1549780, 1704758, 2324670, 2557137, 3409516, 4261895, 4649340, 5114274, 8523790, 10228548, 12785685, 17047580, 25571370, 51142740]

約数ペア:

[(1, 51142740), (2, 25571370), (3, 17047580), (4, 12785685), (5, 10228548), (6, 8523790), (10, 5114274), (11, 4649340), (12, 4261895), (15, 3409516), (20, 2557137), (22, 2324670), (30, 1704758), (33, 1549780), (44, 1162335), (55, 929868), (60, 852379), (66, 774890), (110, 464934), (132, 387445), (165, 309956), (220, 232467), (330, 154978), (660, 77489)]