66566720

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{18911}}^1$

素因数の和:18939

約数の個数: 56

約数和(自身を含む): 172931328

約数和(自身を除く): 106364608

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 18911, 37822, 75644, 94555, 151288, 189110, 208021, 302576, 378220, 416042, 605152, 756440, 832084, 1040105, 1210304, 1512880, 1664168, 2080210, 3025760, 3328336, 4160420, 6051520, 6656672, 8320840, 13313344, 16641680, 33283360, 66566720]

約数ペア:

[(1, 66566720), (2, 33283360), (4, 16641680), (5, 13313344), (8, 8320840), (10, 6656672), (11, 6051520), (16, 4160420), (20, 3328336), (22, 3025760), (32, 2080210), (40, 1664168), (44, 1512880), (55, 1210304), (64, 1040105), (80, 832084), (88, 756440), (110, 605152), (160, 416042), (176, 378220), (220, 302576), (320, 208021), (352, 189110), (440, 151288), (704, 94555), (880, 75644), (1760, 37822), (3520, 18911)]