28146500

素因数分解:

$2^2\times 5^3\times {\mathrm{41}}^1\times {\mathrm{1373}}^1$

素因数の和:1433

約数の個数: 48

約数和(自身を含む): 63017136

約数和(自身を除く): 34870636

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 125, 164, 205, 250, 410, 500, 820, 1025, 1373, 2050, 2746, 4100, 5125, 5492, 6865, 10250, 13730, 20500, 27460, 34325, 56293, 68650, 112586, 137300, 171625, 225172, 281465, 343250, 562930, 686500, 1125860, 1407325, 2814650, 5629300, 7036625, 14073250, 28146500]

約数ペア:

[(1, 28146500), (2, 14073250), (4, 7036625), (5, 5629300), (10, 2814650), (20, 1407325), (25, 1125860), (41, 686500), (50, 562930), (82, 343250), (100, 281465), (125, 225172), (164, 171625), (205, 137300), (250, 112586), (410, 68650), (500, 56293), (820, 34325), (1025, 27460), (1373, 20500), (2050, 13730), (2746, 10250), (4100, 6865), (5125, 5492)]