61773080

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{1607}}^1$

素因数の和:1680

約数の個数: 48

約数和(自身を含む): 143706960

約数和(自身を除く): 81933880

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 961, 1240, 1607, 1922, 3214, 3844, 4805, 6428, 7688, 8035, 9610, 12856, 16070, 19220, 32140, 38440, 49817, 64280, 99634, 199268, 249085, 398536, 498170, 996340, 1544327, 1992680, 3088654, 6177308, 7721635, 12354616, 15443270, 30886540, 61773080]

約数ペア:

[(1, 61773080), (2, 30886540), (4, 15443270), (5, 12354616), (8, 7721635), (10, 6177308), (20, 3088654), (31, 1992680), (40, 1544327), (62, 996340), (124, 498170), (155, 398536), (248, 249085), (310, 199268), (620, 99634), (961, 64280), (1240, 49817), (1607, 38440), (1922, 32140), (3214, 19220), (3844, 16070), (4805, 12856), (6428, 9610), (7688, 8035)]