55120000

素因数分解:

$2^7\times 5^4\times {\mathrm{13}}^1\times {\mathrm{53}}^1$

素因数の和:100

約数の個数: 160

約数和(自身を含む): 150561180

約数和(自身を除く): 95441180

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 53, 64, 65, 80, 100, 104, 106, 125, 128, 130, 160, 200, 208, 212, 250, 260, 265, 320, 325, 400, 416, 424, 500, 520, 530, 625, 640, 650, 689, 800, 832, 848, 1000, 1040, 1060, 1250, 1300, 1325, 1378, 1600, 1625, 1664, 1696, 2000, 2080, 2120, 2500, 2600, 2650, 2756, 3200, 3250, 3392, 3445, 4000, 4160, 4240, 5000, 5200, 5300, 5512, 6500, 6625, 6784, 6890, 8000, 8125, 8320, 8480, 10000, 10400, 10600, 11024, 13000, 13250, 13780, 16000, 16250, 16960, 17225, 20000, 20800, 21200, 22048, 26000, 26500, 27560, 32500, 33125, 33920, 34450, 40000, 41600, 42400, 44096, 52000, 53000, 55120, 65000, 66250, 68900, 80000, 84800, 86125, 88192, 104000, 106000, 110240, 130000, 132500, 137800, 169600, 172250, 208000, 212000, 220480, 260000, 265000, 275600, 344500, 424000, 430625, 440960, 520000, 530000, 551200, 689000, 848000, 861250, 1040000, 1060000, 1102400, 1378000, 1722500, 2120000, 2204800, 2756000, 3445000, 4240000, 5512000, 6890000, 11024000, 13780000, 27560000, 55120000]

約数ペア:

[(1, 55120000), (2, 27560000), (4, 13780000), (5, 11024000), (8, 6890000), (10, 5512000), (13, 4240000), (16, 3445000), (20, 2756000), (25, 2204800), (26, 2120000), (32, 1722500), (40, 1378000), (50, 1102400), (52, 1060000), (53, 1040000), (64, 861250), (65, 848000), (80, 689000), (100, 551200), (104, 530000), (106, 520000), (125, 440960), (128, 430625), (130, 424000), (160, 344500), (200, 275600), (208, 265000), (212, 260000), (250, 220480), (260, 212000), (265, 208000), (320, 172250), (325, 169600), (400, 137800), (416, 132500), (424, 130000), (500, 110240), (520, 106000), (530, 104000), (625, 88192), (640, 86125), (650, 84800), (689, 80000), (800, 68900), (832, 66250), (848, 65000), (1000, 55120), (1040, 53000), (1060, 52000), (1250, 44096), (1300, 42400), (1325, 41600), (1378, 40000), (1600, 34450), (1625, 33920), (1664, 33125), (1696, 32500), (2000, 27560), (2080, 26500), (2120, 26000), (2500, 22048), (2600, 21200), (2650, 20800), (2756, 20000), (3200, 17225), (3250, 16960), (3392, 16250), (3445, 16000), (4000, 13780), (4160, 13250), (4240, 13000), (5000, 11024), (5200, 10600), (5300, 10400), (5512, 10000), (6500, 8480), (6625, 8320), (6784, 8125), (6890, 8000)]