16640500

素因数分解:

$2^2\times 5^3\times {\mathrm{23}}^1\times {\mathrm{1447}}^1$

素因数の和:1489

約数の個数: 48

約数和(自身を含む): 37949184

約数和(自身を除く): 21308684

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 125, 230, 250, 460, 500, 575, 1150, 1447, 2300, 2875, 2894, 5750, 5788, 7235, 11500, 14470, 28940, 33281, 36175, 66562, 72350, 133124, 144700, 166405, 180875, 332810, 361750, 665620, 723500, 832025, 1664050, 3328100, 4160125, 8320250, 16640500]

約数ペア:

[(1, 16640500), (2, 8320250), (4, 4160125), (5, 3328100), (10, 1664050), (20, 832025), (23, 723500), (25, 665620), (46, 361750), (50, 332810), (92, 180875), (100, 166405), (115, 144700), (125, 133124), (230, 72350), (250, 66562), (460, 36175), (500, 33281), (575, 28940), (1150, 14470), (1447, 11500), (2300, 7235), (2875, 5788), (2894, 5750)]