67968280

素因数分解:

$2^3\times 5^1\times {\mathrm{281}}^1\times {\mathrm{6047}}^1$

素因数の和:6339

約数の個数: 32

約数和(自身を含む): 153498240

約数和(自身を除く): 85529960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 281, 562, 1124, 1405, 2248, 2810, 5620, 6047, 11240, 12094, 24188, 30235, 48376, 60470, 120940, 241880, 1699207, 3398414, 6796828, 8496035, 13593656, 16992070, 33984140, 67968280]

約数ペア:

[(1, 67968280), (2, 33984140), (4, 16992070), (5, 13593656), (8, 8496035), (10, 6796828), (20, 3398414), (40, 1699207), (281, 241880), (562, 120940), (1124, 60470), (1405, 48376), (2248, 30235), (2810, 24188), (5620, 12094), (6047, 11240)]