649355264

素因数分解:

$2^{13}\times {\mathrm{31}}^1\times {\mathrm{2557}}^1$

素因数の和:2614

約数の個数: 56

約数和(自身を含む): 1341046848

約数和(自身を除く): 691691584

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1024, 1984, 2048, 2557, 3968, 4096, 5114, 7936, 8192, 10228, 15872, 20456, 31744, 40912, 63488, 79267, 81824, 126976, 158534, 163648, 253952, 317068, 327296, 634136, 654592, 1268272, 1309184, 2536544, 2618368, 5073088, 5236736, 10146176, 10473472, 20292352, 20946944, 40584704, 81169408, 162338816, 324677632, 649355264]

約数ペア:

[(1, 649355264), (2, 324677632), (4, 162338816), (8, 81169408), (16, 40584704), (31, 20946944), (32, 20292352), (62, 10473472), (64, 10146176), (124, 5236736), (128, 5073088), (248, 2618368), (256, 2536544), (496, 1309184), (512, 1268272), (992, 654592), (1024, 634136), (1984, 327296), (2048, 317068), (2557, 253952), (3968, 163648), (4096, 158534), (5114, 126976), (7936, 81824), (8192, 79267), (10228, 63488), (15872, 40912), (20456, 31744)]