77920199320

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^2\times {\mathrm{693487}}^1$

素因数の和:693604

約数の個数: 48

約数和(自身を含む): 178691052960

約数和(自身を除く): 100770853640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 2809, 5618, 11236, 14045, 22472, 28090, 56180, 112360, 693487, 1386974, 2773948, 3467435, 5547896, 6934870, 13869740, 27739480, 36754811, 73509622, 147019244, 183774055, 294038488, 367548110, 735096220, 1470192440, 1948004983, 3896009966, 7792019932, 9740024915, 15584039864, 19480049830, 38960099660, 77920199320]

約数ペア:

[(1, 77920199320), (2, 38960099660), (4, 19480049830), (5, 15584039864), (8, 9740024915), (10, 7792019932), (20, 3896009966), (40, 1948004983), (53, 1470192440), (106, 735096220), (212, 367548110), (265, 294038488), (424, 183774055), (530, 147019244), (1060, 73509622), (2120, 36754811), (2809, 27739480), (5618, 13869740), (11236, 6934870), (14045, 5547896), (22472, 3467435), (28090, 2773948), (56180, 1386974), (112360, 693487)]