661225472

素因数分解:

$2^{15}\times {\mathrm{17}}^1\times {\mathrm{1187}}^1$

素因数の和:1234

約数の個数: 64

約数和(自身を含む): 1401400440

約数和(自身を除く): 740174968

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 512, 544, 1024, 1088, 1187, 2048, 2176, 2374, 4096, 4352, 4748, 8192, 8704, 9496, 16384, 17408, 18992, 20179, 32768, 34816, 37984, 40358, 69632, 75968, 80716, 139264, 151936, 161432, 278528, 303872, 322864, 557056, 607744, 645728, 1215488, 1291456, 2430976, 2582912, 4861952, 5165824, 9723904, 10331648, 19447808, 20663296, 38895616, 41326592, 82653184, 165306368, 330612736, 661225472]

約数ペア:

[(1, 661225472), (2, 330612736), (4, 165306368), (8, 82653184), (16, 41326592), (17, 38895616), (32, 20663296), (34, 19447808), (64, 10331648), (68, 9723904), (128, 5165824), (136, 4861952), (256, 2582912), (272, 2430976), (512, 1291456), (544, 1215488), (1024, 645728), (1088, 607744), (1187, 557056), (2048, 322864), (2176, 303872), (2374, 278528), (4096, 161432), (4352, 151936), (4748, 139264), (8192, 80716), (8704, 75968), (9496, 69632), (16384, 40358), (17408, 37984), (18992, 34816), (20179, 32768)]