72028202425

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{41}}^2\times {\mathrm{43}}^1\times {\mathrm{1733}}^1$

素因数の和:1891

約数の個数: 72

約数和(自身を含む): 97804757952

約数和(自身を除く): 25776555527

約数列:

[1, 5, 23, 25, 41, 43, 115, 205, 215, 575, 943, 989, 1025, 1075, 1681, 1733, 1763, 4715, 4945, 8405, 8665, 8815, 23575, 24725, 38663, 39859, 40549, 42025, 43325, 44075, 71053, 72283, 74519, 193315, 199295, 202745, 355265, 361415, 372595, 966575, 996475, 1013725, 1634219, 1662509, 1713937, 1776325, 1807075, 1862975, 2913173, 3055279, 8171095, 8312545, 8569685, 14565865, 15276395, 40855475, 41562725, 42848425, 67002979, 70271417, 72829325, 76381975, 125266439, 335014895, 351357085, 626332195, 1675074475, 1756785425, 2881128097, 3131660975, 14405640485, 72028202425]

約数ペア:

[(1, 72028202425), (5, 14405640485), (23, 3131660975), (25, 2881128097), (41, 1756785425), (43, 1675074475), (115, 626332195), (205, 351357085), (215, 335014895), (575, 125266439), (943, 76381975), (989, 72829325), (1025, 70271417), (1075, 67002979), (1681, 42848425), (1733, 41562725), (1763, 40855475), (4715, 15276395), (4945, 14565865), (8405, 8569685), (8665, 8312545), (8815, 8171095), (23575, 3055279), (24725, 2913173), (38663, 1862975), (39859, 1807075), (40549, 1776325), (42025, 1713937), (43325, 1662509), (44075, 1634219), (71053, 1013725), (72283, 996475), (74519, 966575), (193315, 372595), (199295, 361415), (202745, 355265)]