25004923780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1759}}^1\times {\mathrm{37409}}^1$

素因数の和:39196

約数の個数: 48

約数和(自身を含む): 55306944000

約数和(自身を除く): 30302020220

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 1759, 3518, 7036, 8795, 17590, 33421, 35180, 37409, 66842, 74818, 133684, 149636, 167105, 187045, 334210, 374090, 668420, 710771, 748180, 1421542, 2843084, 3553855, 7107710, 14215420, 65802431, 131604862, 263209724, 329012155, 658024310, 1250246189, 1316048620, 2500492378, 5000984756, 6251230945, 12502461890, 25004923780]

約数ペア:

[(1, 25004923780), (2, 12502461890), (4, 6251230945), (5, 5000984756), (10, 2500492378), (19, 1316048620), (20, 1250246189), (38, 658024310), (76, 329012155), (95, 263209724), (190, 131604862), (380, 65802431), (1759, 14215420), (3518, 7107710), (7036, 3553855), (8795, 2843084), (17590, 1421542), (33421, 748180), (35180, 710771), (37409, 668420), (66842, 374090), (74818, 334210), (133684, 187045), (149636, 167105)]