54450520

素因数分解:

$2^3\times 5^1\times {\mathrm{1061}}^1\times {\mathrm{1283}}^1$

素因数の和:2355

約数の個数: 32

約数和(自身を含む): 122724720

約数和(自身を除く): 68274200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1061, 1283, 2122, 2566, 4244, 5132, 5305, 6415, 8488, 10264, 10610, 12830, 21220, 25660, 42440, 51320, 1361263, 2722526, 5445052, 6806315, 10890104, 13612630, 27225260, 54450520]

約数ペア:

[(1, 54450520), (2, 27225260), (4, 13612630), (5, 10890104), (8, 6806315), (10, 5445052), (20, 2722526), (40, 1361263), (1061, 51320), (1283, 42440), (2122, 25660), (2566, 21220), (4244, 12830), (5132, 10610), (5305, 10264), (6415, 8488)]