25355835

素因数分解:

$3^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{509}}^1$

素因数の和:570

約数の個数: 48

約数和(自身を含む): 46781280

約数和(自身を除く): 21425445

約数列:

[1, 3, 5, 9, 15, 27, 41, 45, 81, 123, 135, 205, 243, 369, 405, 509, 615, 1107, 1215, 1527, 1845, 2545, 3321, 4581, 5535, 7635, 9963, 13743, 16605, 20869, 22905, 41229, 49815, 62607, 68715, 104345, 123687, 187821, 206145, 313035, 563463, 618435, 939105, 1690389, 2817315, 5071167, 8451945, 25355835]

約数ペア:

[(1, 25355835), (3, 8451945), (5, 5071167), (9, 2817315), (15, 1690389), (27, 939105), (41, 618435), (45, 563463), (81, 313035), (123, 206145), (135, 187821), (205, 123687), (243, 104345), (369, 68715), (405, 62607), (509, 49815), (615, 41229), (1107, 22905), (1215, 20869), (1527, 16605), (1845, 13743), (2545, 9963), (3321, 7635), (4581, 5535)]