66920864

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{1949}}^1$

素因数の和:2025

約数の個数: 48

約数和(自身を含む): 140049000

約数和(自身を除く): 73128136

約数列:

[1, 2, 4, 8, 16, 29, 32, 37, 58, 74, 116, 148, 232, 296, 464, 592, 928, 1073, 1184, 1949, 2146, 3898, 4292, 7796, 8584, 15592, 17168, 31184, 34336, 56521, 62368, 72113, 113042, 144226, 226084, 288452, 452168, 576904, 904336, 1153808, 1808672, 2091277, 2307616, 4182554, 8365108, 16730216, 33460432, 66920864]

約数ペア:

[(1, 66920864), (2, 33460432), (4, 16730216), (8, 8365108), (16, 4182554), (29, 2307616), (32, 2091277), (37, 1808672), (58, 1153808), (74, 904336), (116, 576904), (148, 452168), (232, 288452), (296, 226084), (464, 144226), (592, 113042), (928, 72113), (1073, 62368), (1184, 56521), (1949, 34336), (2146, 31184), (3898, 17168), (4292, 15592), (7796, 8584)]