64493440

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9161}}^1$

素因数の和:9191

約数の個数: 64

約数和(自身を含む): 168214320

約数和(自身を除く): 103720880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 640, 704, 880, 1408, 1760, 3520, 7040, 9161, 18322, 36644, 45805, 73288, 91610, 100771, 146576, 183220, 201542, 293152, 366440, 403084, 503855, 586304, 732880, 806168, 1007710, 1172608, 1465760, 1612336, 2015420, 2931520, 3224672, 4030840, 5863040, 6449344, 8061680, 12898688, 16123360, 32246720, 64493440]

約数ペア:

[(1, 64493440), (2, 32246720), (4, 16123360), (5, 12898688), (8, 8061680), (10, 6449344), (11, 5863040), (16, 4030840), (20, 3224672), (22, 2931520), (32, 2015420), (40, 1612336), (44, 1465760), (55, 1172608), (64, 1007710), (80, 806168), (88, 732880), (110, 586304), (128, 503855), (160, 403084), (176, 366440), (220, 293152), (320, 201542), (352, 183220), (440, 146576), (640, 100771), (704, 91610), (880, 73288), (1408, 45805), (1760, 36644), (3520, 18322), (7040, 9161)]