51312590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{61}}^2\times {\mathrm{197}}^1$

素因数の和:333

約数の個数: 48

約数和(自身を含む): 107860896

約数和(自身を除く): 56548306

約数列:

[1, 2, 5, 7, 10, 14, 35, 61, 70, 122, 197, 305, 394, 427, 610, 854, 985, 1379, 1970, 2135, 2758, 3721, 4270, 6895, 7442, 12017, 13790, 18605, 24034, 26047, 37210, 52094, 60085, 84119, 120170, 130235, 168238, 260470, 420595, 733037, 841190, 1466074, 3665185, 5131259, 7330370, 10262518, 25656295, 51312590]

約数ペア:

[(1, 51312590), (2, 25656295), (5, 10262518), (7, 7330370), (10, 5131259), (14, 3665185), (35, 1466074), (61, 841190), (70, 733037), (122, 420595), (197, 260470), (305, 168238), (394, 130235), (427, 120170), (610, 84119), (854, 60085), (985, 52094), (1379, 37210), (1970, 26047), (2135, 24034), (2758, 18605), (3721, 13790), (4270, 12017), (6895, 7442)]