64435856

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{797}}^1$

素因数の和:999

約数の個数: 40

約数和(自身を含む): 129825024

約数和(自身を除く): 65389168

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 163, 248, 326, 496, 652, 797, 1304, 1594, 2608, 3188, 5053, 6376, 10106, 12752, 20212, 24707, 40424, 49414, 80848, 98828, 129911, 197656, 259822, 395312, 519644, 1039288, 2078576, 4027241, 8054482, 16108964, 32217928, 64435856]

約数ペア:

[(1, 64435856), (2, 32217928), (4, 16108964), (8, 8054482), (16, 4027241), (31, 2078576), (62, 1039288), (124, 519644), (163, 395312), (248, 259822), (326, 197656), (496, 129911), (652, 98828), (797, 80848), (1304, 49414), (1594, 40424), (2608, 24707), (3188, 20212), (5053, 12752), (6376, 10106)]