208828864

素因数分解:

$2^6\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{359}}^1$

素因数の和:581

約数の個数: 56

約数和(自身を含む): 425196000

約数和(自身を除く): 216367136

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 149, 244, 298, 359, 488, 596, 718, 976, 1192, 1436, 1952, 2384, 2872, 3904, 4768, 5744, 9089, 9536, 11488, 18178, 21899, 22976, 36356, 43798, 53491, 72712, 87596, 106982, 145424, 175192, 213964, 290848, 350384, 427928, 581696, 700768, 855856, 1401536, 1711712, 3262951, 3423424, 6525902, 13051804, 26103608, 52207216, 104414432, 208828864]

約数ペア:

[(1, 208828864), (2, 104414432), (4, 52207216), (8, 26103608), (16, 13051804), (32, 6525902), (61, 3423424), (64, 3262951), (122, 1711712), (149, 1401536), (244, 855856), (298, 700768), (359, 581696), (488, 427928), (596, 350384), (718, 290848), (976, 213964), (1192, 175192), (1436, 145424), (1952, 106982), (2384, 87596), (2872, 72712), (3904, 53491), (4768, 43798), (5744, 36356), (9089, 22976), (9536, 21899), (11488, 18178)]