161720015

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1\times {\mathrm{5347}}^1$

素因数の和:5638

約数の個数: 16

約数和(自身を含む): 203309568

約数和(自身を除く): 41589553

約数列:

[1, 5, 23, 115, 263, 1315, 5347, 6049, 26735, 30245, 122981, 614905, 1406261, 7031305, 32344003, 161720015]

約数ペア:

[(1, 161720015), (5, 32344003), (23, 7031305), (115, 1406261), (263, 614905), (1315, 122981), (5347, 30245), (6049, 26735)]