55240960

素因数分解:

$2^8\times 5^1\times {\mathrm{103}}^1\times {\mathrm{419}}^1$

素因数の和:543

約数の個数: 72

約数和(自身を含む): 133922880

約数和(自身を除く): 78681920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 103, 128, 160, 206, 256, 320, 412, 419, 515, 640, 824, 838, 1030, 1280, 1648, 1676, 2060, 2095, 3296, 3352, 4120, 4190, 6592, 6704, 8240, 8380, 13184, 13408, 16480, 16760, 26368, 26816, 32960, 33520, 43157, 53632, 65920, 67040, 86314, 107264, 131840, 134080, 172628, 215785, 268160, 345256, 431570, 536320, 690512, 863140, 1381024, 1726280, 2762048, 3452560, 5524096, 6905120, 11048192, 13810240, 27620480, 55240960]

約数ペア:

[(1, 55240960), (2, 27620480), (4, 13810240), (5, 11048192), (8, 6905120), (10, 5524096), (16, 3452560), (20, 2762048), (32, 1726280), (40, 1381024), (64, 863140), (80, 690512), (103, 536320), (128, 431570), (160, 345256), (206, 268160), (256, 215785), (320, 172628), (412, 134080), (419, 131840), (515, 107264), (640, 86314), (824, 67040), (838, 65920), (1030, 53632), (1280, 43157), (1648, 33520), (1676, 32960), (2060, 26816), (2095, 26368), (3296, 16760), (3352, 16480), (4120, 13408), (4190, 13184), (6592, 8380), (6704, 8240)]