81057625

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{353}}^1$

素因数の和:546

約数の個数: 32

約数和(自身を含む): 111331584

約数和(自身を除く): 30273959

約数列:

[1, 5, 11, 25, 55, 125, 167, 275, 353, 835, 1375, 1765, 1837, 3883, 4175, 8825, 9185, 19415, 20875, 44125, 45925, 58951, 97075, 229625, 294755, 485375, 648461, 1473775, 3242305, 7368875, 16211525, 81057625]

約数ペア:

[(1, 81057625), (5, 16211525), (11, 7368875), (25, 3242305), (55, 1473775), (125, 648461), (167, 485375), (275, 294755), (353, 229625), (835, 97075), (1375, 58951), (1765, 45925), (1837, 44125), (3883, 20875), (4175, 19415), (8825, 9185)]