80817400

素因数分解:

$2^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{17569}}^1$

素因数の和:17608

約数の個数: 48

約数和(自身を含む): 196081200

約数和(自身を除く): 115263800

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 46, 50, 92, 100, 115, 184, 200, 230, 460, 575, 920, 1150, 2300, 4600, 17569, 35138, 70276, 87845, 140552, 175690, 351380, 404087, 439225, 702760, 808174, 878450, 1616348, 1756900, 2020435, 3232696, 3513800, 4040870, 8081740, 10102175, 16163480, 20204350, 40408700, 80817400]

約数ペア:

[(1, 80817400), (2, 40408700), (4, 20204350), (5, 16163480), (8, 10102175), (10, 8081740), (20, 4040870), (23, 3513800), (25, 3232696), (40, 2020435), (46, 1756900), (50, 1616348), (92, 878450), (100, 808174), (115, 702760), (184, 439225), (200, 404087), (230, 351380), (460, 175690), (575, 140552), (920, 87845), (1150, 70276), (2300, 35138), (4600, 17569)]