66539440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{911}}^1$

素因数の和:1018

約数の個数: 80

約数和(自身を含む): 170989056

約数和(自身を除く): 104449616

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 83, 88, 110, 166, 176, 220, 332, 415, 440, 664, 830, 880, 911, 913, 1328, 1660, 1822, 1826, 3320, 3644, 3652, 4555, 4565, 6640, 7288, 7304, 9110, 9130, 10021, 14576, 14608, 18220, 18260, 20042, 36440, 36520, 40084, 50105, 72880, 73040, 75613, 80168, 100210, 151226, 160336, 200420, 302452, 378065, 400840, 604904, 756130, 801680, 831743, 1209808, 1512260, 1663486, 3024520, 3326972, 4158715, 6049040, 6653944, 8317430, 13307888, 16634860, 33269720, 66539440]

約数ペア:

[(1, 66539440), (2, 33269720), (4, 16634860), (5, 13307888), (8, 8317430), (10, 6653944), (11, 6049040), (16, 4158715), (20, 3326972), (22, 3024520), (40, 1663486), (44, 1512260), (55, 1209808), (80, 831743), (83, 801680), (88, 756130), (110, 604904), (166, 400840), (176, 378065), (220, 302452), (332, 200420), (415, 160336), (440, 151226), (664, 100210), (830, 80168), (880, 75613), (911, 73040), (913, 72880), (1328, 50105), (1660, 40084), (1822, 36520), (1826, 36440), (3320, 20042), (3644, 18260), (3652, 18220), (4555, 14608), (4565, 14576), (6640, 10021), (7288, 9130), (7304, 9110)]