81611776

素因数分解:

$2^{10}\times {\mathrm{79699}}^1$

素因数の和:79719

約数の個数: 22

約数和(自身を含む): 163145900

約数和(自身を除く): 81534124

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 79699, 159398, 318796, 637592, 1275184, 2550368, 5100736, 10201472, 20402944, 40805888, 81611776]

約数ペア:

[(1, 81611776), (2, 40805888), (4, 20402944), (8, 10201472), (16, 5100736), (32, 2550368), (64, 1275184), (128, 637592), (256, 318796), (512, 159398), (1024, 79699)]