128800985

素因数分解:

$5^1\times {\mathrm{103}}^1\times {\mathrm{383}}^1\times {\mathrm{653}}^1$

素因数の和:1144

約数の個数: 16

約数和(自身を含む): 156708864

約数和(自身を除く): 27907879

約数列:

[1, 5, 103, 383, 515, 653, 1915, 3265, 39449, 67259, 197245, 250099, 336295, 1250495, 25760197, 128800985]

約数ペア:

[(1, 128800985), (5, 25760197), (103, 1250495), (383, 336295), (515, 250099), (653, 197245), (1915, 67259), (3265, 39449)]