256810016

素因数分解:

$2^5\times {\mathrm{53}}^2\times {\mathrm{2857}}^1$

素因数の和:2973

約数の個数: 36

約数和(自身を含む): 515494602

約数和(自身を除く): 258684586

約数列:

[1, 2, 4, 8, 16, 32, 53, 106, 212, 424, 848, 1696, 2809, 2857, 5618, 5714, 11236, 11428, 22472, 22856, 44944, 45712, 89888, 91424, 151421, 302842, 605684, 1211368, 2422736, 4845472, 8025313, 16050626, 32101252, 64202504, 128405008, 256810016]

約数ペア:

[(1, 256810016), (2, 128405008), (4, 64202504), (8, 32101252), (16, 16050626), (32, 8025313), (53, 4845472), (106, 2422736), (212, 1211368), (424, 605684), (848, 302842), (1696, 151421), (2809, 91424), (2857, 89888), (5618, 45712), (5714, 44944), (11236, 22856), (11428, 22472)]