66489856

素因数分解:

$2^9\times {\mathrm{17}}^1\times {\mathrm{7639}}^1$

素因数の和:7674

約数の個数: 40

約数和(自身を含む): 140682960

約数和(自身を除く): 74193104

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 512, 544, 1088, 2176, 4352, 7639, 8704, 15278, 30556, 61112, 122224, 129863, 244448, 259726, 488896, 519452, 977792, 1038904, 1955584, 2077808, 3911168, 4155616, 8311232, 16622464, 33244928, 66489856]

約数ペア:

[(1, 66489856), (2, 33244928), (4, 16622464), (8, 8311232), (16, 4155616), (17, 3911168), (32, 2077808), (34, 1955584), (64, 1038904), (68, 977792), (128, 519452), (136, 488896), (256, 259726), (272, 244448), (512, 129863), (544, 122224), (1088, 61112), (2176, 30556), (4352, 15278), (7639, 8704)]