68381960

素因数分解:

$2^3\times 5^1\times {\mathrm{683}}^1\times {\mathrm{2503}}^1$

素因数の和:3197

約数の個数: 32

約数和(自身を含む): 154146240

約数和(自身を除く): 85764280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 683, 1366, 2503, 2732, 3415, 5006, 5464, 6830, 10012, 12515, 13660, 20024, 25030, 27320, 50060, 100120, 1709549, 3419098, 6838196, 8547745, 13676392, 17095490, 34190980, 68381960]

約数ペア:

[(1, 68381960), (2, 34190980), (4, 17095490), (5, 13676392), (8, 8547745), (10, 6838196), (20, 3419098), (40, 1709549), (683, 100120), (1366, 50060), (2503, 27320), (2732, 25030), (3415, 20024), (5006, 13660), (5464, 12515), (6830, 10012)]