51088000

素因数分解:

$2^7\times 5^3\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:163

約数の個数: 128

約数和(自身を含む): 132387840

約数和(自身を除く): 81299840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 103, 124, 125, 128, 155, 160, 200, 206, 248, 250, 310, 320, 400, 412, 496, 500, 515, 620, 640, 775, 800, 824, 992, 1000, 1030, 1240, 1550, 1600, 1648, 1984, 2000, 2060, 2480, 2575, 3100, 3193, 3200, 3296, 3875, 3968, 4000, 4120, 4960, 5150, 6200, 6386, 6592, 7750, 8000, 8240, 9920, 10300, 12400, 12772, 12875, 13184, 15500, 15965, 16000, 16480, 19840, 20600, 24800, 25544, 25750, 31000, 31930, 32960, 41200, 49600, 51088, 51500, 62000, 63860, 65920, 79825, 82400, 99200, 102176, 103000, 124000, 127720, 159650, 164800, 204352, 206000, 248000, 255440, 319300, 329600, 399125, 408704, 412000, 496000, 510880, 638600, 798250, 824000, 1021760, 1277200, 1596500, 1648000, 2043520, 2554400, 3193000, 5108800, 6386000, 10217600, 12772000, 25544000, 51088000]

約数ペア:

[(1, 51088000), (2, 25544000), (4, 12772000), (5, 10217600), (8, 6386000), (10, 5108800), (16, 3193000), (20, 2554400), (25, 2043520), (31, 1648000), (32, 1596500), (40, 1277200), (50, 1021760), (62, 824000), (64, 798250), (80, 638600), (100, 510880), (103, 496000), (124, 412000), (125, 408704), (128, 399125), (155, 329600), (160, 319300), (200, 255440), (206, 248000), (248, 206000), (250, 204352), (310, 164800), (320, 159650), (400, 127720), (412, 124000), (496, 103000), (500, 102176), (515, 99200), (620, 82400), (640, 79825), (775, 65920), (800, 63860), (824, 62000), (992, 51500), (1000, 51088), (1030, 49600), (1240, 41200), (1550, 32960), (1600, 31930), (1648, 31000), (1984, 25750), (2000, 25544), (2060, 24800), (2480, 20600), (2575, 19840), (3100, 16480), (3193, 16000), (3200, 15965), (3296, 15500), (3875, 13184), (3968, 12875), (4000, 12772), (4120, 12400), (4960, 10300), (5150, 9920), (6200, 8240), (6386, 8000), (6592, 7750)]