25051005

素因数分解:

$3^3\times 5^1\times 7^3\times {\mathrm{541}}^1$

素因数の和:576

約数の個数: 64

約数和(自身を含む): 52032000

約数和(自身を除く): 26980995

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 105, 135, 147, 189, 245, 315, 343, 441, 541, 735, 945, 1029, 1323, 1623, 1715, 2205, 2705, 3087, 3787, 4869, 5145, 6615, 8115, 9261, 11361, 14607, 15435, 18935, 24345, 26509, 34083, 46305, 56805, 73035, 79527, 102249, 132545, 170415, 185563, 238581, 397635, 511245, 556689, 715743, 927815, 1192905, 1670067, 2783445, 3578715, 5010201, 8350335, 25051005]

約数ペア:

[(1, 25051005), (3, 8350335), (5, 5010201), (7, 3578715), (9, 2783445), (15, 1670067), (21, 1192905), (27, 927815), (35, 715743), (45, 556689), (49, 511245), (63, 397635), (105, 238581), (135, 185563), (147, 170415), (189, 132545), (245, 102249), (315, 79527), (343, 73035), (441, 56805), (541, 46305), (735, 34083), (945, 26509), (1029, 24345), (1323, 18935), (1623, 15435), (1715, 14607), (2205, 11361), (2705, 9261), (3087, 8115), (3787, 6615), (4869, 5145)]