81935104

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{281}}^1$

素因数の和:381

約数の個数: 72

約数和(自身を含む): 176380848

約数和(自身を除く): 94445744

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 67, 68, 128, 134, 136, 256, 268, 272, 281, 536, 544, 562, 1072, 1088, 1124, 1139, 2144, 2176, 2248, 2278, 4288, 4352, 4496, 4556, 4777, 8576, 8992, 9112, 9554, 17152, 17984, 18224, 18827, 19108, 35968, 36448, 37654, 38216, 71936, 72896, 75308, 76432, 145792, 150616, 152864, 291584, 301232, 305728, 320059, 602464, 611456, 640118, 1204928, 1222912, 1280236, 2409856, 2560472, 4819712, 5120944, 10241888, 20483776, 40967552, 81935104]

約数ペア:

[(1, 81935104), (2, 40967552), (4, 20483776), (8, 10241888), (16, 5120944), (17, 4819712), (32, 2560472), (34, 2409856), (64, 1280236), (67, 1222912), (68, 1204928), (128, 640118), (134, 611456), (136, 602464), (256, 320059), (268, 305728), (272, 301232), (281, 291584), (536, 152864), (544, 150616), (562, 145792), (1072, 76432), (1088, 75308), (1124, 72896), (1139, 71936), (2144, 38216), (2176, 37654), (2248, 36448), (2278, 35968), (4288, 19108), (4352, 18827), (4496, 18224), (4556, 17984), (4777, 17152), (8576, 9554), (8992, 9112)]