256289486912

素因数分解:

$2^6\times {\mathrm{127}}^1\times {\mathrm{31531679}}^1$

素因数の和:31531818

約数の個数: 28

約数和(自身を含む): 512578990080

約数和(自身を除く): 256289503168

約数列:

[1, 2, 4, 8, 16, 32, 64, 127, 254, 508, 1016, 2032, 4064, 8128, 31531679, 63063358, 126126716, 252253432, 504506864, 1009013728, 2018027456, 4004523233, 8009046466, 16018092932, 32036185864, 64072371728, 128144743456, 256289486912]

約数ペア:

[(1, 256289486912), (2, 128144743456), (4, 64072371728), (8, 32036185864), (16, 16018092932), (32, 8009046466), (64, 4004523233), (127, 2018027456), (254, 1009013728), (508, 504506864), (1016, 252253432), (2032, 126126716), (4064, 63063358), (8128, 31531679)]