81419968

素因数分解:

$2^6\times 7^3\times {\mathrm{3709}}^1$

素因数の和:3742

約数の個数: 56

約数和(自身を含む): 188468000

約数和(自身を除く): 107048032

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 343, 392, 448, 686, 784, 1372, 1568, 2744, 3136, 3709, 5488, 7418, 10976, 14836, 21952, 25963, 29672, 51926, 59344, 103852, 118688, 181741, 207704, 237376, 363482, 415408, 726964, 830816, 1272187, 1453928, 1661632, 2544374, 2907856, 5088748, 5815712, 10177496, 11631424, 20354992, 40709984, 81419968]

約数ペア:

[(1, 81419968), (2, 40709984), (4, 20354992), (7, 11631424), (8, 10177496), (14, 5815712), (16, 5088748), (28, 2907856), (32, 2544374), (49, 1661632), (56, 1453928), (64, 1272187), (98, 830816), (112, 726964), (196, 415408), (224, 363482), (343, 237376), (392, 207704), (448, 181741), (686, 118688), (784, 103852), (1372, 59344), (1568, 51926), (2744, 29672), (3136, 25963), (3709, 21952), (5488, 14836), (7418, 10976)]