78387875

素因数分解:

$5^3\times {\mathrm{151}}^1\times {\mathrm{4153}}^1$

素因数の和:4319

約数の個数: 16

約数和(自身を含む): 98499648

約数和(自身を除く): 20111773

約数列:

[1, 5, 25, 125, 151, 755, 3775, 4153, 18875, 20765, 103825, 519125, 627103, 3135515, 15677575, 78387875]

約数ペア:

[(1, 78387875), (5, 15677575), (25, 3135515), (125, 627103), (151, 519125), (755, 103825), (3775, 20765), (4153, 18875)]