51688408

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:248

約数の個数: 64

約数和(自身を含む): 105937920

約数和(自身を除く): 54249512

約数列:

[1, 2, 4, 8, 31, 37, 43, 62, 74, 86, 124, 131, 148, 172, 248, 262, 296, 344, 524, 1048, 1147, 1333, 1591, 2294, 2666, 3182, 4061, 4588, 4847, 5332, 5633, 6364, 8122, 9176, 9694, 10664, 11266, 12728, 16244, 19388, 22532, 32488, 38776, 45064, 49321, 98642, 150257, 174623, 197284, 208421, 300514, 349246, 394568, 416842, 601028, 698492, 833684, 1202056, 1396984, 1667368, 6461051, 12922102, 25844204, 51688408]

約数ペア:

[(1, 51688408), (2, 25844204), (4, 12922102), (8, 6461051), (31, 1667368), (37, 1396984), (43, 1202056), (62, 833684), (74, 698492), (86, 601028), (124, 416842), (131, 394568), (148, 349246), (172, 300514), (248, 208421), (262, 197284), (296, 174623), (344, 150257), (524, 98642), (1048, 49321), (1147, 45064), (1333, 38776), (1591, 32488), (2294, 22532), (2666, 19388), (3182, 16244), (4061, 12728), (4588, 11266), (4847, 10664), (5332, 9694), (5633, 9176), (6364, 8122)]