25659452

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{449}}^1$

素因数の和:630

約数の個数: 48

約数和(自身を含む): 55742400

約数和(自身を除く): 30082948

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 157, 182, 314, 364, 449, 628, 898, 1099, 1796, 2041, 2198, 3143, 4082, 4396, 5837, 6286, 8164, 11674, 12572, 14287, 23348, 28574, 40859, 57148, 70493, 81718, 140986, 163436, 281972, 493451, 916409, 986902, 1832818, 1973804, 3665636, 6414863, 12829726, 25659452]

約数ペア:

[(1, 25659452), (2, 12829726), (4, 6414863), (7, 3665636), (13, 1973804), (14, 1832818), (26, 986902), (28, 916409), (52, 493451), (91, 281972), (157, 163436), (182, 140986), (314, 81718), (364, 70493), (449, 57148), (628, 40859), (898, 28574), (1099, 23348), (1796, 14287), (2041, 12572), (2198, 11674), (3143, 8164), (4082, 6286), (4396, 5837)]