128674420990

素因数分解:

$2^1\times 5^1\times {\mathrm{5399}}^1\times {\mathrm{2383301}}^1$

素因数の和:2388707

約数の個数: 16

約数和(自身を含む): 231656954400

約数和(自身を除く): 102982533410

約数列:

[1, 2, 5, 10, 5399, 10798, 26995, 53990, 2383301, 4766602, 11916505, 23833010, 12867442099, 25734884198, 64337210495, 128674420990]

約数ペア:

[(1, 128674420990), (2, 64337210495), (5, 25734884198), (10, 12867442099), (5399, 23833010), (10798, 11916505), (26995, 4766602), (53990, 2383301)]