89169730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{2441}}^1$

素因数の和:2742

約数の個数: 32

約数和(自身を含む): 173538288

約数和(自身を除く): 84368558

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 281, 562, 1405, 2441, 2810, 3653, 4882, 7306, 12205, 18265, 24410, 31733, 36530, 63466, 158665, 317330, 685921, 1371842, 3429605, 6859210, 8916973, 17833946, 44584865, 89169730]

約数ペア:

[(1, 89169730), (2, 44584865), (5, 17833946), (10, 8916973), (13, 6859210), (26, 3429605), (65, 1371842), (130, 685921), (281, 317330), (562, 158665), (1405, 63466), (2441, 36530), (2810, 31733), (3653, 24410), (4882, 18265), (7306, 12205)]