20172924100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{179}}^1\times {\mathrm{160997}}^1$

素因数の和:161197

約数の個数: 72

約数和(自身を含む): 50308655040

約数和(自身を除く): 30135730940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 179, 350, 358, 700, 716, 895, 1253, 1790, 2506, 3580, 4475, 5012, 6265, 8950, 12530, 17900, 25060, 31325, 62650, 125300, 160997, 321994, 643988, 804985, 1126979, 1609970, 2253958, 3219940, 4024925, 4507916, 5634895, 8049850, 11269790, 16099700, 22539580, 28174475, 28818463, 56348950, 57636926, 112697900, 115273852, 144092315, 201729241, 288184630, 403458482, 576369260, 720461575, 806916964, 1008646205, 1440923150, 2017292410, 2881846300, 4034584820, 5043231025, 10086462050, 20172924100]

約数ペア:

[(1, 20172924100), (2, 10086462050), (4, 5043231025), (5, 4034584820), (7, 2881846300), (10, 2017292410), (14, 1440923150), (20, 1008646205), (25, 806916964), (28, 720461575), (35, 576369260), (50, 403458482), (70, 288184630), (100, 201729241), (140, 144092315), (175, 115273852), (179, 112697900), (350, 57636926), (358, 56348950), (700, 28818463), (716, 28174475), (895, 22539580), (1253, 16099700), (1790, 11269790), (2506, 8049850), (3580, 5634895), (4475, 4507916), (5012, 4024925), (6265, 3219940), (8950, 2253958), (12530, 1609970), (17900, 1126979), (25060, 804985), (31325, 643988), (62650, 321994), (125300, 160997)]