25238780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{4397}}^1$

素因数の和:4454

約数の個数: 48

約数和(自身を含む): 62064576

約数和(自身を除く): 36825796

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 4397, 5740, 8794, 17588, 21985, 30779, 43970, 61558, 87940, 123116, 153895, 180277, 307790, 360554, 615580, 721108, 901385, 1261939, 1802770, 2523878, 3605540, 5047756, 6309695, 12619390, 25238780]

約数ペア:

[(1, 25238780), (2, 12619390), (4, 6309695), (5, 5047756), (7, 3605540), (10, 2523878), (14, 1802770), (20, 1261939), (28, 901385), (35, 721108), (41, 615580), (70, 360554), (82, 307790), (140, 180277), (164, 153895), (205, 123116), (287, 87940), (410, 61558), (574, 43970), (820, 30779), (1148, 21985), (1435, 17588), (2870, 8794), (4397, 5740)]