66149480

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{38459}}^1$

素因数の和:38513

約数の個数: 32

約数和(自身を含む): 152301600

約数和(自身を除く): 86152120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 38459, 76918, 153836, 192295, 307672, 384590, 769180, 1538360, 1653737, 3307474, 6614948, 8268685, 13229896, 16537370, 33074740, 66149480]

約数ペア:

[(1, 66149480), (2, 33074740), (4, 16537370), (5, 13229896), (8, 8268685), (10, 6614948), (20, 3307474), (40, 1653737), (43, 1538360), (86, 769180), (172, 384590), (215, 307672), (344, 192295), (430, 153836), (860, 76918), (1720, 38459)]