1340125

素因数分解:

$5^3\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:237

約数の個数: 16

約数和(自身を含む): 1707264

約数和(自身を除く): 367139

約数列:

[1, 5, 25, 71, 125, 151, 355, 755, 1775, 3775, 8875, 10721, 18875, 53605, 268025, 1340125]

約数ペア:

[(1, 1340125), (5, 268025), (25, 53605), (71, 18875), (125, 10721), (151, 8875), (355, 3775), (755, 1775)]