25121220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{5897}}^1$

素因数の和:5980

約数の個数: 48

約数和(自身を含む): 71342208

約数和(自身を除く): 46220988

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 5897, 11794, 17691, 23588, 29485, 35382, 58970, 70764, 88455, 117940, 176910, 353820, 418687, 837374, 1256061, 1674748, 2093435, 2512122, 4186870, 5024244, 6280305, 8373740, 12560610, 25121220]

約数ペア:

[(1, 25121220), (2, 12560610), (3, 8373740), (4, 6280305), (5, 5024244), (6, 4186870), (10, 2512122), (12, 2093435), (15, 1674748), (20, 1256061), (30, 837374), (60, 418687), (71, 353820), (142, 176910), (213, 117940), (284, 88455), (355, 70764), (426, 58970), (710, 35382), (852, 29485), (1065, 23588), (1420, 17691), (2130, 11794), (4260, 5897)]