66781944

素因数分解:

$2^3\times 3^2\times {\mathrm{641}}^1\times {\mathrm{1447}}^1$

素因数の和:2100

約数の個数: 48

約数和(自身を含む): 181275120

約数和(自身を除く): 114493176

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 641, 1282, 1447, 1923, 2564, 2894, 3846, 4341, 5128, 5769, 5788, 7692, 8682, 11538, 11576, 13023, 15384, 17364, 23076, 26046, 34728, 46152, 52092, 104184, 927527, 1855054, 2782581, 3710108, 5565162, 7420216, 8347743, 11130324, 16695486, 22260648, 33390972, 66781944]

約数ペア:

[(1, 66781944), (2, 33390972), (3, 22260648), (4, 16695486), (6, 11130324), (8, 8347743), (9, 7420216), (12, 5565162), (18, 3710108), (24, 2782581), (36, 1855054), (72, 927527), (641, 104184), (1282, 52092), (1447, 46152), (1923, 34728), (2564, 26046), (2894, 23076), (3846, 17364), (4341, 15384), (5128, 13023), (5769, 11576), (5788, 11538), (7692, 8682)]