1622000000

素因数分解:

$2^7\times 5^6\times {\mathrm{811}}^1$

素因数の和:855

約数の個数: 112

約数和(自身を含む): 4044088860

約数和(自身を除く): 2422088860

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 320, 400, 500, 625, 640, 800, 811, 1000, 1250, 1600, 1622, 2000, 2500, 3125, 3200, 3244, 4000, 4055, 5000, 6250, 6488, 8000, 8110, 10000, 12500, 12976, 15625, 16000, 16220, 20000, 20275, 25000, 25952, 31250, 32440, 40000, 40550, 50000, 51904, 62500, 64880, 80000, 81100, 100000, 101375, 103808, 125000, 129760, 162200, 200000, 202750, 250000, 259520, 324400, 400000, 405500, 500000, 506875, 519040, 648800, 811000, 1000000, 1013750, 1297600, 1622000, 2000000, 2027500, 2534375, 2595200, 3244000, 4055000, 5068750, 6488000, 8110000, 10137500, 12671875, 12976000, 16220000, 20275000, 25343750, 32440000, 40550000, 50687500, 64880000, 81100000, 101375000, 162200000, 202750000, 324400000, 405500000, 811000000, 1622000000]

約数ペア:

[(1, 1622000000), (2, 811000000), (4, 405500000), (5, 324400000), (8, 202750000), (10, 162200000), (16, 101375000), (20, 81100000), (25, 64880000), (32, 50687500), (40, 40550000), (50, 32440000), (64, 25343750), (80, 20275000), (100, 16220000), (125, 12976000), (128, 12671875), (160, 10137500), (200, 8110000), (250, 6488000), (320, 5068750), (400, 4055000), (500, 3244000), (625, 2595200), (640, 2534375), (800, 2027500), (811, 2000000), (1000, 1622000), (1250, 1297600), (1600, 1013750), (1622, 1000000), (2000, 811000), (2500, 648800), (3125, 519040), (3200, 506875), (3244, 500000), (4000, 405500), (4055, 400000), (5000, 324400), (6250, 259520), (6488, 250000), (8000, 202750), (8110, 200000), (10000, 162200), (12500, 129760), (12976, 125000), (15625, 103808), (16000, 101375), (16220, 100000), (20000, 81100), (20275, 80000), (25000, 64880), (25952, 62500), (31250, 51904), (32440, 50000), (40000, 40550)]