80958790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{2657}}^1$

素因数の和:2952

約数の個数: 32

約数和(自身を含む): 159607584

約数和(自身を除く): 78648794

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 277, 554, 1385, 2657, 2770, 3047, 5314, 6094, 13285, 15235, 26570, 29227, 30470, 58454, 146135, 292270, 735989, 1471978, 3679945, 7359890, 8095879, 16191758, 40479395, 80958790]

約数ペア:

[(1, 80958790), (2, 40479395), (5, 16191758), (10, 8095879), (11, 7359890), (22, 3679945), (55, 1471978), (110, 735989), (277, 292270), (554, 146135), (1385, 58454), (2657, 30470), (2770, 29227), (3047, 26570), (5314, 15235), (6094, 13285)]