664973312

素因数分解:

$2^{12}\times {\mathrm{31}}^1\times {\mathrm{5237}}^1$

素因数の和:5292

約数の個数: 52

約数和(自身を含む): 1372942656

約数和(自身を除く): 707969344

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1024, 1984, 2048, 3968, 4096, 5237, 7936, 10474, 15872, 20948, 31744, 41896, 63488, 83792, 126976, 162347, 167584, 324694, 335168, 649388, 670336, 1298776, 1340672, 2597552, 2681344, 5195104, 5362688, 10390208, 10725376, 20780416, 21450752, 41560832, 83121664, 166243328, 332486656, 664973312]

約数ペア:

[(1, 664973312), (2, 332486656), (4, 166243328), (8, 83121664), (16, 41560832), (31, 21450752), (32, 20780416), (62, 10725376), (64, 10390208), (124, 5362688), (128, 5195104), (248, 2681344), (256, 2597552), (496, 1340672), (512, 1298776), (992, 670336), (1024, 649388), (1984, 335168), (2048, 324694), (3968, 167584), (4096, 162347), (5237, 126976), (7936, 83792), (10474, 63488), (15872, 41896), (20948, 31744)]