51186760

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1433}}^1$

素因数の和:1510

約数の個数: 64

約数和(自身を含む): 123897600

約数和(自身を除く): 72710840

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 47, 76, 94, 95, 152, 188, 190, 235, 376, 380, 470, 760, 893, 940, 1433, 1786, 1880, 2866, 3572, 4465, 5732, 7144, 7165, 8930, 11464, 14330, 17860, 27227, 28660, 35720, 54454, 57320, 67351, 108908, 134702, 136135, 217816, 269404, 272270, 336755, 538808, 544540, 673510, 1089080, 1279669, 1347020, 2559338, 2694040, 5118676, 6398345, 10237352, 12796690, 25593380, 51186760]

約数ペア:

[(1, 51186760), (2, 25593380), (4, 12796690), (5, 10237352), (8, 6398345), (10, 5118676), (19, 2694040), (20, 2559338), (38, 1347020), (40, 1279669), (47, 1089080), (76, 673510), (94, 544540), (95, 538808), (152, 336755), (188, 272270), (190, 269404), (235, 217816), (376, 136135), (380, 134702), (470, 108908), (760, 67351), (893, 57320), (940, 54454), (1433, 35720), (1786, 28660), (1880, 27227), (2866, 17860), (3572, 14330), (4465, 11464), (5732, 8930), (7144, 7165)]