133048692880

素因数分解:

$2^4\times 5^1\times {\mathrm{997}}^1\times {\mathrm{1668113}}^1$

素因数の和:1669123

約数の個数: 40

約数和(自身を含む): 309648665592

約数和(自身を除く): 176599972712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 997, 1994, 3988, 4985, 7976, 9970, 15952, 19940, 39880, 79760, 1668113, 3336226, 6672452, 8340565, 13344904, 16681130, 26689808, 33362260, 66724520, 133449040, 1663108661, 3326217322, 6652434644, 8315543305, 13304869288, 16631086610, 26609738576, 33262173220, 66524346440, 133048692880]

約数ペア:

[(1, 133048692880), (2, 66524346440), (4, 33262173220), (5, 26609738576), (8, 16631086610), (10, 13304869288), (16, 8315543305), (20, 6652434644), (40, 3326217322), (80, 1663108661), (997, 133449040), (1994, 66724520), (3988, 33362260), (4985, 26689808), (7976, 16681130), (9970, 13344904), (15952, 8340565), (19940, 6672452), (39880, 3336226), (79760, 1668113)]