79797080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{16487}}^1$

素因数の和:16520

約数の個数: 48

約数和(自身を含む): 197361360

約数和(自身を除く): 117564280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 16487, 32974, 65948, 82435, 131896, 164870, 181357, 329740, 362714, 659480, 725428, 906785, 1450856, 1813570, 1994927, 3627140, 3989854, 7254280, 7979708, 9974635, 15959416, 19949270, 39898540, 79797080]

約数ペア:

[(1, 79797080), (2, 39898540), (4, 19949270), (5, 15959416), (8, 9974635), (10, 7979708), (11, 7254280), (20, 3989854), (22, 3627140), (40, 1994927), (44, 1813570), (55, 1450856), (88, 906785), (110, 725428), (121, 659480), (220, 362714), (242, 329740), (440, 181357), (484, 164870), (605, 131896), (968, 82435), (1210, 65948), (2420, 32974), (4840, 16487)]