18007375

素因数分解:

$5^3\times {\mathrm{71}}^1\times {\mathrm{2029}}^1$

素因数の和:2115

約数の個数: 16

約数和(自身を含む): 22800960

約数和(自身を除く): 4793585

約数列:

[1, 5, 25, 71, 125, 355, 1775, 2029, 8875, 10145, 50725, 144059, 253625, 720295, 3601475, 18007375]

約数ペア:

[(1, 18007375), (5, 3601475), (25, 720295), (71, 253625), (125, 144059), (355, 50725), (1775, 10145), (2029, 8875)]