83212520

素因数分解:

$2^3\times 5^1\times {\mathrm{1399}}^1\times {\mathrm{1487}}^1$

素因数の和:2897

約数の個数: 32

約数和(自身を含む): 187488000

約数和(自身を除く): 104275480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1399, 1487, 2798, 2974, 5596, 5948, 6995, 7435, 11192, 11896, 13990, 14870, 27980, 29740, 55960, 59480, 2080313, 4160626, 8321252, 10401565, 16642504, 20803130, 41606260, 83212520]

約数ペア:

[(1, 83212520), (2, 41606260), (4, 20803130), (5, 16642504), (8, 10401565), (10, 8321252), (20, 4160626), (40, 2080313), (1399, 59480), (1487, 55960), (2798, 29740), (2974, 27980), (5596, 14870), (5948, 13990), (6995, 11896), (7435, 11192)]