80198656

素因数分解:

$2^{10}\times {\mathrm{17}}^2\times {\mathrm{271}}^1$

素因数の和:325

約数の個数: 66

約数和(自身を含む): 170932688

約数和(自身を除く): 90734032

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 271, 272, 289, 512, 542, 544, 578, 1024, 1084, 1088, 1156, 2168, 2176, 2312, 4336, 4352, 4607, 4624, 8672, 8704, 9214, 9248, 17344, 17408, 18428, 18496, 34688, 36856, 36992, 69376, 73712, 73984, 78319, 138752, 147424, 147968, 156638, 277504, 294848, 295936, 313276, 589696, 626552, 1179392, 1253104, 2358784, 2506208, 4717568, 5012416, 10024832, 20049664, 40099328, 80198656]

約数ペア:

[(1, 80198656), (2, 40099328), (4, 20049664), (8, 10024832), (16, 5012416), (17, 4717568), (32, 2506208), (34, 2358784), (64, 1253104), (68, 1179392), (128, 626552), (136, 589696), (256, 313276), (271, 295936), (272, 294848), (289, 277504), (512, 156638), (542, 147968), (544, 147424), (578, 138752), (1024, 78319), (1084, 73984), (1088, 73712), (1156, 69376), (2168, 36992), (2176, 36856), (2312, 34688), (4336, 18496), (4352, 18428), (4607, 17408), (4624, 17344), (8672, 9248), (8704, 9214)]