890222725

素因数分解:

$5^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{167}}^1\times {\mathrm{367}}^1$

素因数の和:634

約数の個数: 48

約数和(自身を含む): 1287917568

約数和(自身を除く): 397694843

約数列:

[1, 5, 7, 25, 35, 83, 167, 175, 367, 415, 581, 835, 1169, 1835, 2075, 2569, 2905, 4175, 5845, 9175, 12845, 13861, 14525, 29225, 30461, 61289, 64225, 69305, 97027, 152305, 213227, 306445, 346525, 429023, 485135, 761525, 1066135, 1532225, 2145115, 2425675, 5086987, 5330675, 10725575, 25434935, 35608909, 127174675, 178044545, 890222725]

約数ペア:

[(1, 890222725), (5, 178044545), (7, 127174675), (25, 35608909), (35, 25434935), (83, 10725575), (167, 5330675), (175, 5086987), (367, 2425675), (415, 2145115), (581, 1532225), (835, 1066135), (1169, 761525), (1835, 485135), (2075, 429023), (2569, 346525), (2905, 306445), (4175, 213227), (5845, 152305), (9175, 97027), (12845, 69305), (13861, 64225), (14525, 61289), (29225, 30461)]