266475008

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1$

素因数の和:315

約数の個数: 80

約数和(自身を含む): 558345216

約数和(自身を除く): 291870208

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 103, 124, 128, 163, 206, 248, 256, 326, 412, 496, 512, 652, 824, 992, 1304, 1648, 1984, 2608, 3193, 3296, 3968, 5053, 5216, 6386, 6592, 7936, 10106, 10432, 12772, 13184, 15872, 16789, 20212, 20864, 25544, 26368, 33578, 40424, 41728, 51088, 52736, 67156, 80848, 83456, 102176, 134312, 161696, 204352, 268624, 323392, 408704, 520459, 537248, 646784, 817408, 1040918, 1074496, 1293568, 1634816, 2081836, 2148992, 2587136, 4163672, 4297984, 8327344, 8595968, 16654688, 33309376, 66618752, 133237504, 266475008]

約数ペア:

[(1, 266475008), (2, 133237504), (4, 66618752), (8, 33309376), (16, 16654688), (31, 8595968), (32, 8327344), (62, 4297984), (64, 4163672), (103, 2587136), (124, 2148992), (128, 2081836), (163, 1634816), (206, 1293568), (248, 1074496), (256, 1040918), (326, 817408), (412, 646784), (496, 537248), (512, 520459), (652, 408704), (824, 323392), (992, 268624), (1304, 204352), (1648, 161696), (1984, 134312), (2608, 102176), (3193, 83456), (3296, 80848), (3968, 67156), (5053, 52736), (5216, 51088), (6386, 41728), (6592, 40424), (7936, 33578), (10106, 26368), (10432, 25544), (12772, 20864), (13184, 20212), (15872, 16789)]