66156720800

素因数分解:

$2^5\times 5^2\times {\mathrm{71}}^1\times {\mathrm{1164731}}^1$

素因数の和:1164822

約数の個数: 72

約数和(自身を含む): 163779954912

約数和(自身を除く): 97623234112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 71, 80, 100, 142, 160, 200, 284, 355, 400, 568, 710, 800, 1136, 1420, 1775, 2272, 2840, 3550, 5680, 7100, 11360, 14200, 28400, 56800, 1164731, 2329462, 4658924, 5823655, 9317848, 11647310, 18635696, 23294620, 29118275, 37271392, 46589240, 58236550, 82695901, 93178480, 116473100, 165391802, 186356960, 232946200, 330783604, 413479505, 465892400, 661567208, 826959010, 931784800, 1323134416, 1653918020, 2067397525, 2646268832, 3307836040, 4134795050, 6615672080, 8269590100, 13231344160, 16539180200, 33078360400, 66156720800]

約数ペア:

[(1, 66156720800), (2, 33078360400), (4, 16539180200), (5, 13231344160), (8, 8269590100), (10, 6615672080), (16, 4134795050), (20, 3307836040), (25, 2646268832), (32, 2067397525), (40, 1653918020), (50, 1323134416), (71, 931784800), (80, 826959010), (100, 661567208), (142, 465892400), (160, 413479505), (200, 330783604), (284, 232946200), (355, 186356960), (400, 165391802), (568, 116473100), (710, 93178480), (800, 82695901), (1136, 58236550), (1420, 46589240), (1775, 37271392), (2272, 29118275), (2840, 23294620), (3550, 18635696), (5680, 11647310), (7100, 9317848), (11360, 5823655), (14200, 4658924), (28400, 2329462), (56800, 1164731)]