81437056

素因数分解:

$2^7\times {\mathrm{349}}^1\times {\mathrm{1823}}^1$

素因数の和:2186

約数の個数: 32

約数和(自身を含む): 162792000

約数和(自身を除く): 81354944

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 349, 698, 1396, 1823, 2792, 3646, 5584, 7292, 11168, 14584, 22336, 29168, 44672, 58336, 116672, 233344, 636227, 1272454, 2544908, 5089816, 10179632, 20359264, 40718528, 81437056]

約数ペア:

[(1, 81437056), (2, 40718528), (4, 20359264), (8, 10179632), (16, 5089816), (32, 2544908), (64, 1272454), (128, 636227), (349, 233344), (698, 116672), (1396, 58336), (1823, 44672), (2792, 29168), (3646, 22336), (5584, 14584), (7292, 11168)]