25475905

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:170

約数の個数: 48

約数和(自身を含む): 39000960

約数和(自身を除く): 13525055

約数列:

[1, 5, 7, 13, 35, 59, 65, 73, 91, 169, 295, 365, 413, 455, 511, 767, 845, 949, 1183, 2065, 2555, 3835, 4307, 4745, 5369, 5915, 6643, 9971, 12337, 21535, 26845, 30149, 33215, 49855, 55991, 61685, 69797, 86359, 150745, 279955, 348985, 391937, 431795, 727883, 1959685, 3639415, 5095181, 25475905]

約数ペア:

[(1, 25475905), (5, 5095181), (7, 3639415), (13, 1959685), (35, 727883), (59, 431795), (65, 391937), (73, 348985), (91, 279955), (169, 150745), (295, 86359), (365, 69797), (413, 61685), (455, 55991), (511, 49855), (767, 33215), (845, 30149), (949, 26845), (1183, 21535), (2065, 12337), (2555, 9971), (3835, 6643), (4307, 5915), (4745, 5369)]