67800520

素因数分解:

$2^3\times 5^1\times {\mathrm{457}}^1\times {\mathrm{3709}}^1$

素因数の和:4177

約数の個数: 32

約数和(自身を含む): 152926200

約数和(自身を除く): 85125680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 457, 914, 1828, 2285, 3656, 3709, 4570, 7418, 9140, 14836, 18280, 18545, 29672, 37090, 74180, 148360, 1695013, 3390026, 6780052, 8475065, 13560104, 16950130, 33900260, 67800520]

約数ペア:

[(1, 67800520), (2, 33900260), (4, 16950130), (5, 13560104), (8, 8475065), (10, 6780052), (20, 3390026), (40, 1695013), (457, 148360), (914, 74180), (1828, 37090), (2285, 29672), (3656, 18545), (3709, 18280), (4570, 14836), (7418, 9140)]