80137250

素因数分解:

$2^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{16871}}^1$

素因数の和:16907

約数の個数: 32

約数和(自身を含む): 157921920

約数和(自身を除く): 77784670

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 125, 190, 250, 475, 950, 2375, 4750, 16871, 33742, 84355, 168710, 320549, 421775, 641098, 843550, 1602745, 2108875, 3205490, 4217750, 8013725, 16027450, 40068625, 80137250]

約数ペア:

[(1, 80137250), (2, 40068625), (5, 16027450), (10, 8013725), (19, 4217750), (25, 3205490), (38, 2108875), (50, 1602745), (95, 843550), (125, 641098), (190, 421775), (250, 320549), (475, 168710), (950, 84355), (2375, 33742), (4750, 16871)]