80860910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{16811}}^1$

素因数の和:16868

約数の個数: 32

約数和(自身を含む): 160991712

約数和(自身を除く): 80130802

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 185, 370, 481, 962, 2405, 4810, 16811, 33622, 84055, 168110, 218543, 437086, 622007, 1092715, 1244014, 2185430, 3110035, 6220070, 8086091, 16172182, 40430455, 80860910]

約数ペア:

[(1, 80860910), (2, 40430455), (5, 16172182), (10, 8086091), (13, 6220070), (26, 3110035), (37, 2185430), (65, 1244014), (74, 1092715), (130, 622007), (185, 437086), (370, 218543), (481, 168110), (962, 84055), (2405, 33622), (4810, 16811)]