81330708085

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{743}}^1\times {\mathrm{1990229}}^1$

素因数の和:1990988

約数の個数: 16

約数和(自身を含む): 106612640640

約数和(自身を除く): 25281932555

約数列:

[1, 5, 11, 55, 743, 3715, 8173, 40865, 1990229, 9951145, 21892519, 109462595, 1478740147, 7393700735, 16266141617, 81330708085]

約数ペア:

[(1, 81330708085), (5, 16266141617), (11, 7393700735), (55, 1478740147), (743, 109462595), (3715, 21892519), (8173, 9951145), (40865, 1990229)]