51900000

素因数分解:

$2^5\times 3^1\times 5^5\times {\mathrm{173}}^1$

素因数の和:211

約数の個数: 144

約数和(自身を含む): 171270288

約数和(自身を除く): 119370288

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 120, 125, 150, 160, 173, 200, 240, 250, 300, 346, 375, 400, 480, 500, 519, 600, 625, 692, 750, 800, 865, 1000, 1038, 1200, 1250, 1384, 1500, 1730, 1875, 2000, 2076, 2400, 2500, 2595, 2768, 3000, 3125, 3460, 3750, 4000, 4152, 4325, 5000, 5190, 5536, 6000, 6250, 6920, 7500, 8304, 8650, 9375, 10000, 10380, 12000, 12500, 12975, 13840, 15000, 16608, 17300, 18750, 20000, 20760, 21625, 25000, 25950, 27680, 30000, 34600, 37500, 41520, 43250, 50000, 51900, 60000, 64875, 69200, 75000, 83040, 86500, 100000, 103800, 108125, 129750, 138400, 150000, 173000, 207600, 216250, 259500, 300000, 324375, 346000, 415200, 432500, 519000, 540625, 648750, 692000, 865000, 1038000, 1081250, 1297500, 1621875, 1730000, 2076000, 2162500, 2595000, 3243750, 3460000, 4325000, 5190000, 6487500, 8650000, 10380000, 12975000, 17300000, 25950000, 51900000]

約数ペア:

[(1, 51900000), (2, 25950000), (3, 17300000), (4, 12975000), (5, 10380000), (6, 8650000), (8, 6487500), (10, 5190000), (12, 4325000), (15, 3460000), (16, 3243750), (20, 2595000), (24, 2162500), (25, 2076000), (30, 1730000), (32, 1621875), (40, 1297500), (48, 1081250), (50, 1038000), (60, 865000), (75, 692000), (80, 648750), (96, 540625), (100, 519000), (120, 432500), (125, 415200), (150, 346000), (160, 324375), (173, 300000), (200, 259500), (240, 216250), (250, 207600), (300, 173000), (346, 150000), (375, 138400), (400, 129750), (480, 108125), (500, 103800), (519, 100000), (600, 86500), (625, 83040), (692, 75000), (750, 69200), (800, 64875), (865, 60000), (1000, 51900), (1038, 50000), (1200, 43250), (1250, 41520), (1384, 37500), (1500, 34600), (1730, 30000), (1875, 27680), (2000, 25950), (2076, 25000), (2400, 21625), (2500, 20760), (2595, 20000), (2768, 18750), (3000, 17300), (3125, 16608), (3460, 15000), (3750, 13840), (4000, 12975), (4152, 12500), (4325, 12000), (5000, 10380), (5190, 10000), (5536, 9375), (6000, 8650), (6250, 8304), (6920, 7500)]