28575950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43963}}^1$

素因数の和:43988

約数の個数: 24

約数和(自身を含む): 57241128

約数和(自身を除く): 28665178

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 43963, 87926, 219815, 439630, 571519, 1099075, 1143038, 2198150, 2857595, 5715190, 14287975, 28575950]

約数ペア:

[(1, 28575950), (2, 14287975), (5, 5715190), (10, 2857595), (13, 2198150), (25, 1143038), (26, 1099075), (50, 571519), (65, 439630), (130, 219815), (325, 87926), (650, 43963)]