156779780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{9811}}^1$

素因数の和:9884

約数の個数: 48

約数和(自身を含む): 356057856

約数和(自身を除く): 199278076

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 47, 68, 85, 94, 170, 188, 235, 340, 470, 799, 940, 1598, 3196, 3995, 7990, 9811, 15980, 19622, 39244, 49055, 98110, 166787, 196220, 333574, 461117, 667148, 833935, 922234, 1667870, 1844468, 2305585, 3335740, 4611170, 7838989, 9222340, 15677978, 31355956, 39194945, 78389890, 156779780]

約数ペア:

[(1, 156779780), (2, 78389890), (4, 39194945), (5, 31355956), (10, 15677978), (17, 9222340), (20, 7838989), (34, 4611170), (47, 3335740), (68, 2305585), (85, 1844468), (94, 1667870), (170, 922234), (188, 833935), (235, 667148), (340, 461117), (470, 333574), (799, 196220), (940, 166787), (1598, 98110), (3196, 49055), (3995, 39244), (7990, 19622), (9811, 15980)]