80782205

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{367}}^1$

素因数の和:729

約数の個数: 32

約数和(自身を含む): 117288960

約数和(自身を除く): 36506755

約数列:

[1, 5, 7, 19, 35, 95, 133, 331, 367, 665, 1655, 1835, 2317, 2569, 6289, 6973, 11585, 12845, 31445, 34865, 44023, 48811, 121477, 220115, 244055, 607385, 850339, 2308063, 4251695, 11540315, 16156441, 80782205]

約数ペア:

[(1, 80782205), (5, 16156441), (7, 11540315), (19, 4251695), (35, 2308063), (95, 850339), (133, 607385), (331, 244055), (367, 220115), (665, 121477), (1655, 48811), (1835, 44023), (2317, 34865), (2569, 31445), (6289, 12845), (6973, 11585)]