25211620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1783}}^1$

素因数の和:1900

約数の個数: 48

約数和(自身を含む): 61141248

約数和(自身を除く): 35929628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 404, 505, 707, 1010, 1414, 1783, 2020, 2828, 3535, 3566, 7070, 7132, 8915, 12481, 14140, 17830, 24962, 35660, 49924, 62405, 124810, 180083, 249620, 360166, 720332, 900415, 1260581, 1800830, 2521162, 3601660, 5042324, 6302905, 12605810, 25211620]

約数ペア:

[(1, 25211620), (2, 12605810), (4, 6302905), (5, 5042324), (7, 3601660), (10, 2521162), (14, 1800830), (20, 1260581), (28, 900415), (35, 720332), (70, 360166), (101, 249620), (140, 180083), (202, 124810), (404, 62405), (505, 49924), (707, 35660), (1010, 24962), (1414, 17830), (1783, 14140), (2020, 12481), (2828, 8915), (3535, 7132), (3566, 7070)]