66244420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{4241}}^1$

素因数の和:4332

約数の個数: 48

約数和(自身を含む): 153933696

約数和(自身を除く): 87689276

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 71, 110, 142, 220, 284, 355, 710, 781, 1420, 1562, 3124, 3905, 4241, 7810, 8482, 15620, 16964, 21205, 42410, 46651, 84820, 93302, 186604, 233255, 301111, 466510, 602222, 933020, 1204444, 1505555, 3011110, 3312221, 6022220, 6624442, 13248884, 16561105, 33122210, 66244420]

約数ペア:

[(1, 66244420), (2, 33122210), (4, 16561105), (5, 13248884), (10, 6624442), (11, 6022220), (20, 3312221), (22, 3011110), (44, 1505555), (55, 1204444), (71, 933020), (110, 602222), (142, 466510), (220, 301111), (284, 233255), (355, 186604), (710, 93302), (781, 84820), (1420, 46651), (1562, 42410), (3124, 21205), (3905, 16964), (4241, 15620), (7810, 8482)]