51252800

素因数分解:

$2^6\times 5^2\times {\mathrm{103}}^1\times {\mathrm{311}}^1$

素因数の和:436

約数の個数: 84

約数和(自身を含む): 127747776

約数和(自身を除く): 76494976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 103, 160, 200, 206, 311, 320, 400, 412, 515, 622, 800, 824, 1030, 1244, 1555, 1600, 1648, 2060, 2488, 2575, 3110, 3296, 4120, 4976, 5150, 6220, 6592, 7775, 8240, 9952, 10300, 12440, 15550, 16480, 19904, 20600, 24880, 31100, 32033, 32960, 41200, 49760, 62200, 64066, 82400, 99520, 124400, 128132, 160165, 164800, 248800, 256264, 320330, 497600, 512528, 640660, 800825, 1025056, 1281320, 1601650, 2050112, 2562640, 3203300, 5125280, 6406600, 10250560, 12813200, 25626400, 51252800]

約数ペア:

[(1, 51252800), (2, 25626400), (4, 12813200), (5, 10250560), (8, 6406600), (10, 5125280), (16, 3203300), (20, 2562640), (25, 2050112), (32, 1601650), (40, 1281320), (50, 1025056), (64, 800825), (80, 640660), (100, 512528), (103, 497600), (160, 320330), (200, 256264), (206, 248800), (311, 164800), (320, 160165), (400, 128132), (412, 124400), (515, 99520), (622, 82400), (800, 64066), (824, 62200), (1030, 49760), (1244, 41200), (1555, 32960), (1600, 32033), (1648, 31100), (2060, 24880), (2488, 20600), (2575, 19904), (3110, 16480), (3296, 15550), (4120, 12440), (4976, 10300), (5150, 9952), (6220, 8240), (6592, 7775)]