25242400

素因数分解:

$2^5\times 5^2\times {\mathrm{139}}^1\times {\mathrm{227}}^1$

素因数の和:386

約数の個数: 72

約数和(自身を含む): 62339760

約数和(自身を除く): 37097360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 139, 160, 200, 227, 278, 400, 454, 556, 695, 800, 908, 1112, 1135, 1390, 1816, 2224, 2270, 2780, 3475, 3632, 4448, 4540, 5560, 5675, 6950, 7264, 9080, 11120, 11350, 13900, 18160, 22240, 22700, 27800, 31553, 36320, 45400, 55600, 63106, 90800, 111200, 126212, 157765, 181600, 252424, 315530, 504848, 631060, 788825, 1009696, 1262120, 1577650, 2524240, 3155300, 5048480, 6310600, 12621200, 25242400]

約数ペア:

[(1, 25242400), (2, 12621200), (4, 6310600), (5, 5048480), (8, 3155300), (10, 2524240), (16, 1577650), (20, 1262120), (25, 1009696), (32, 788825), (40, 631060), (50, 504848), (80, 315530), (100, 252424), (139, 181600), (160, 157765), (200, 126212), (227, 111200), (278, 90800), (400, 63106), (454, 55600), (556, 45400), (695, 36320), (800, 31553), (908, 27800), (1112, 22700), (1135, 22240), (1390, 18160), (1816, 13900), (2224, 11350), (2270, 11120), (2780, 9080), (3475, 7264), (3632, 6950), (4448, 5675), (4540, 5560)]