81214976

素因数分解:

$2^9\times {\mathrm{127}}^1\times {\mathrm{1249}}^1$

素因数の和:1394

約数の個数: 40

約数和(自身を含む): 163680000

約数和(自身を除く): 82465024

約数列:

[1, 2, 4, 8, 16, 32, 64, 127, 128, 254, 256, 508, 512, 1016, 1249, 2032, 2498, 4064, 4996, 8128, 9992, 16256, 19984, 32512, 39968, 65024, 79936, 158623, 159872, 317246, 319744, 634492, 639488, 1268984, 2537968, 5075936, 10151872, 20303744, 40607488, 81214976]

約数ペア:

[(1, 81214976), (2, 40607488), (4, 20303744), (8, 10151872), (16, 5075936), (32, 2537968), (64, 1268984), (127, 639488), (128, 634492), (254, 319744), (256, 317246), (508, 159872), (512, 158623), (1016, 79936), (1249, 65024), (2032, 39968), (2498, 32512), (4064, 19984), (4996, 16256), (8128, 9992)]