810519728

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{277}}^1\times {\mathrm{4253}}^1$

素因数の和:4581

約数の個数: 40

約数和(自身を含む): 1613082768

約数和(自身を除く): 802563040

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 277, 344, 554, 688, 1108, 2216, 4253, 4432, 8506, 11911, 17012, 23822, 34024, 47644, 68048, 95288, 182879, 190576, 365758, 731516, 1178081, 1463032, 2356162, 2926064, 4712324, 9424648, 18849296, 50657483, 101314966, 202629932, 405259864, 810519728]

約数ペア:

[(1, 810519728), (2, 405259864), (4, 202629932), (8, 101314966), (16, 50657483), (43, 18849296), (86, 9424648), (172, 4712324), (277, 2926064), (344, 2356162), (554, 1463032), (688, 1178081), (1108, 731516), (2216, 365758), (4253, 190576), (4432, 182879), (8506, 95288), (11911, 68048), (17012, 47644), (23822, 34024)]