81831424

素因数分解:

$2^9\times {\mathrm{23}}^1\times {\mathrm{6949}}^1$

素因数の和:6990

約数の個数: 40

約数和(自身を含む): 170636400

約数和(自身を除く): 88804976

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 256, 368, 512, 736, 1472, 2944, 5888, 6949, 11776, 13898, 27796, 55592, 111184, 159827, 222368, 319654, 444736, 639308, 889472, 1278616, 1778944, 2557232, 3557888, 5114464, 10228928, 20457856, 40915712, 81831424]

約数ペア:

[(1, 81831424), (2, 40915712), (4, 20457856), (8, 10228928), (16, 5114464), (23, 3557888), (32, 2557232), (46, 1778944), (64, 1278616), (92, 889472), (128, 639308), (184, 444736), (256, 319654), (368, 222368), (512, 159827), (736, 111184), (1472, 55592), (2944, 27796), (5888, 13898), (6949, 11776)]