72104000

素因数分解:

$2^6\times 5^3\times {\mathrm{9013}}^1$

素因数の和:9040

約数の個数: 56

約数和(自身を含む): 178585368

約数和(自身を除く): 106481368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 160, 200, 250, 320, 400, 500, 800, 1000, 1600, 2000, 4000, 8000, 9013, 18026, 36052, 45065, 72104, 90130, 144208, 180260, 225325, 288416, 360520, 450650, 576832, 721040, 901300, 1126625, 1442080, 1802600, 2253250, 2884160, 3605200, 4506500, 7210400, 9013000, 14420800, 18026000, 36052000, 72104000]

約数ペア:

[(1, 72104000), (2, 36052000), (4, 18026000), (5, 14420800), (8, 9013000), (10, 7210400), (16, 4506500), (20, 3605200), (25, 2884160), (32, 2253250), (40, 1802600), (50, 1442080), (64, 1126625), (80, 901300), (100, 721040), (125, 576832), (160, 450650), (200, 360520), (250, 288416), (320, 225325), (400, 180260), (500, 144208), (800, 90130), (1000, 72104), (1600, 45065), (2000, 36052), (4000, 18026), (8000, 9013)]