51865600

素因数分解:

$2^{11}\times 5^2\times {\mathrm{1013}}^1$

素因数の和:1045

約数の個数: 72

約数和(自身を含む): 128722230

約数和(自身を除く): 76856630

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 512, 640, 800, 1013, 1024, 1280, 1600, 2026, 2048, 2560, 3200, 4052, 5065, 5120, 6400, 8104, 10130, 10240, 12800, 16208, 20260, 25325, 25600, 32416, 40520, 50650, 51200, 64832, 81040, 101300, 129664, 162080, 202600, 259328, 324160, 405200, 518656, 648320, 810400, 1037312, 1296640, 1620800, 2074624, 2593280, 3241600, 5186560, 6483200, 10373120, 12966400, 25932800, 51865600]

約数ペア:

[(1, 51865600), (2, 25932800), (4, 12966400), (5, 10373120), (8, 6483200), (10, 5186560), (16, 3241600), (20, 2593280), (25, 2074624), (32, 1620800), (40, 1296640), (50, 1037312), (64, 810400), (80, 648320), (100, 518656), (128, 405200), (160, 324160), (200, 259328), (256, 202600), (320, 162080), (400, 129664), (512, 101300), (640, 81040), (800, 64832), (1013, 51200), (1024, 50650), (1280, 40520), (1600, 32416), (2026, 25600), (2048, 25325), (2560, 20260), (3200, 16208), (4052, 12800), (5065, 10240), (5120, 10130), (6400, 8104)]