70720312

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{680003}}^1$

素因数の和:680022

約数の個数: 16

約数和(自身を含む): 142800840

約数和(自身を除く): 72080528

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 680003, 1360006, 2720012, 5440024, 8840039, 17680078, 35360156, 70720312]

約数ペア:

[(1, 70720312), (2, 35360156), (4, 17680078), (8, 8840039), (13, 5440024), (26, 2720012), (52, 1360006), (104, 680003)]