8104000

素因数分解:

$2^6\times 5^3\times {\mathrm{1013}}^1$

素因数の和:1040

約数の個数: 56

約数和(自身を含む): 20089368

約数和(自身を除く): 11985368

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, 1013, 1600, 2000, 2026, 4000, 4052, 5065, 8000, 8104, 10130, 16208, 20260, 25325, 32416, 40520, 50650, 64832, 81040, 101300, 126625, 162080, 202600, 253250, 324160, 405200, 506500, 810400, 1013000, 1620800, 2026000, 4052000, 8104000]

約数ペア:

[(1, 8104000), (2, 4052000), (4, 2026000), (5, 1620800), (8, 1013000), (10, 810400), (16, 506500), (20, 405200), (25, 324160), (32, 253250), (40, 202600), (50, 162080), (64, 126625), (80, 101300), (100, 81040), (125, 64832), (160, 50650), (200, 40520), (250, 32416), (320, 25325), (400, 20260), (500, 16208), (800, 10130), (1000, 8104), (1013, 8000), (1600, 5065), (2000, 4052), (2026, 4000)]