90208000

素因数分解:

$2^8\times 5^3\times {\mathrm{2819}}^1$

素因数の和:2850

約数の個数: 72

約数和(自身を含む): 224799120

約数和(自身を除く): 134591120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 256, 320, 400, 500, 640, 800, 1000, 1280, 1600, 2000, 2819, 3200, 4000, 5638, 6400, 8000, 11276, 14095, 16000, 22552, 28190, 32000, 45104, 56380, 70475, 90208, 112760, 140950, 180416, 225520, 281900, 352375, 360832, 451040, 563800, 704750, 721664, 902080, 1127600, 1409500, 1804160, 2255200, 2819000, 3608320, 4510400, 5638000, 9020800, 11276000, 18041600, 22552000, 45104000, 90208000]

約数ペア:

[(1, 90208000), (2, 45104000), (4, 22552000), (5, 18041600), (8, 11276000), (10, 9020800), (16, 5638000), (20, 4510400), (25, 3608320), (32, 2819000), (40, 2255200), (50, 1804160), (64, 1409500), (80, 1127600), (100, 902080), (125, 721664), (128, 704750), (160, 563800), (200, 451040), (250, 360832), (256, 352375), (320, 281900), (400, 225520), (500, 180416), (640, 140950), (800, 112760), (1000, 90208), (1280, 70475), (1600, 56380), (2000, 45104), (2819, 32000), (3200, 28190), (4000, 22552), (5638, 16000), (6400, 14095), (8000, 11276)]