81408992

素因数分解:

$2^5\times 7^3\times {\mathrm{7417}}^1$

素因数の和:7448

約数の個数: 48

約数和(自身を含む): 186933600

約数和(自身を除く): 105524608

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 343, 392, 686, 784, 1372, 1568, 2744, 5488, 7417, 10976, 14834, 29668, 51919, 59336, 103838, 118672, 207676, 237344, 363433, 415352, 726866, 830704, 1453732, 1661408, 2544031, 2907464, 5088062, 5814928, 10176124, 11629856, 20352248, 40704496, 81408992]

約数ペア:

[(1, 81408992), (2, 40704496), (4, 20352248), (7, 11629856), (8, 10176124), (14, 5814928), (16, 5088062), (28, 2907464), (32, 2544031), (49, 1661408), (56, 1453732), (98, 830704), (112, 726866), (196, 415352), (224, 363433), (343, 237344), (392, 207676), (686, 118672), (784, 103838), (1372, 59336), (1568, 51919), (2744, 29668), (5488, 14834), (7417, 10976)]