821820000

素因数分解:

$2^5\times 3^1\times 5^4\times {\mathrm{13697}}^1$

素因数の和:13730

約数の個数: 120

約数和(自身を含む): 2695930776

約数和(自身を除く): 1874110776

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, 200, 240, 250, 300, 375, 400, 480, 500, 600, 625, 750, 800, 1000, 1200, 1250, 1500, 1875, 2000, 2400, 2500, 3000, 3750, 4000, 5000, 6000, 7500, 10000, 12000, 13697, 15000, 20000, 27394, 30000, 41091, 54788, 60000, 68485, 82182, 109576, 136970, 164364, 205455, 219152, 273940, 328728, 342425, 410910, 438304, 547880, 657456, 684850, 821820, 1027275, 1095760, 1314912, 1369700, 1643640, 1712125, 2054550, 2191520, 2739400, 3287280, 3424250, 4109100, 5136375, 5478800, 6574560, 6848500, 8218200, 8560625, 10272750, 10957600, 13697000, 16436400, 17121250, 20545500, 25681875, 27394000, 32872800, 34242500, 41091000, 51363750, 54788000, 68485000, 82182000, 102727500, 136970000, 164364000, 205455000, 273940000, 410910000, 821820000]

約数ペア:

[(1, 821820000), (2, 410910000), (3, 273940000), (4, 205455000), (5, 164364000), (6, 136970000), (8, 102727500), (10, 82182000), (12, 68485000), (15, 54788000), (16, 51363750), (20, 41091000), (24, 34242500), (25, 32872800), (30, 27394000), (32, 25681875), (40, 20545500), (48, 17121250), (50, 16436400), (60, 13697000), (75, 10957600), (80, 10272750), (96, 8560625), (100, 8218200), (120, 6848500), (125, 6574560), (150, 5478800), (160, 5136375), (200, 4109100), (240, 3424250), (250, 3287280), (300, 2739400), (375, 2191520), (400, 2054550), (480, 1712125), (500, 1643640), (600, 1369700), (625, 1314912), (750, 1095760), (800, 1027275), (1000, 821820), (1200, 684850), (1250, 657456), (1500, 547880), (1875, 438304), (2000, 410910), (2400, 342425), (2500, 328728), (3000, 273940), (3750, 219152), (4000, 205455), (5000, 164364), (6000, 136970), (7500, 109576), (10000, 82182), (12000, 68485), (13697, 60000), (15000, 54788), (20000, 41091), (27394, 30000)]