208031300

素因数分解:

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

素因数の和:2900

約数の個数: 36

約数和(自身を含む): 452054400

約数和(自身を除く): 244023100

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 1399, 1487, 2798, 2974, 5596, 5948, 6995, 7435, 13990, 14870, 27980, 29740, 34975, 37175, 69950, 74350, 139900, 148700, 2080313, 4160626, 8321252, 10401565, 20803130, 41606260, 52007825, 104015650, 208031300]

約数ペア:

[(1, 208031300), (2, 104015650), (4, 52007825), (5, 41606260), (10, 20803130), (20, 10401565), (25, 8321252), (50, 4160626), (100, 2080313), (1399, 148700), (1487, 139900), (2798, 74350), (2974, 69950), (5596, 37175), (5948, 34975), (6995, 29740), (7435, 27980), (13990, 14870)]