15941875

素因数分解:

$5^4\times {\mathrm{23}}^1\times {\mathrm{1109}}^1$

素因数の和:1152

約数の個数: 20

約数和(自身を含む): 20805840

約数和(自身を除く): 4863965

約数列:

[1, 5, 23, 25, 115, 125, 575, 625, 1109, 2875, 5545, 14375, 25507, 27725, 127535, 138625, 637675, 693125, 3188375, 15941875]

約数ペア:

[(1, 15941875), (5, 3188375), (23, 693125), (25, 637675), (115, 138625), (125, 127535), (575, 27725), (625, 25507), (1109, 14375), (2875, 5545)]