68425448

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{487}}^1$

素因数の和:706

約数の個数: 64

約数和(自身を含む): 159048960

約数和(自身を除く): 90623512

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 193, 364, 386, 487, 728, 772, 974, 1351, 1544, 1948, 2509, 2702, 3409, 3896, 5018, 5404, 6331, 6818, 10036, 10808, 12662, 13636, 17563, 20072, 25324, 27272, 35126, 44317, 50648, 70252, 88634, 93991, 140504, 177268, 187982, 354536, 375964, 657937, 751928, 1221883, 1315874, 2443766, 2631748, 4887532, 5263496, 8553181, 9775064, 17106362, 34212724, 68425448]

約数ペア:

[(1, 68425448), (2, 34212724), (4, 17106362), (7, 9775064), (8, 8553181), (13, 5263496), (14, 4887532), (26, 2631748), (28, 2443766), (52, 1315874), (56, 1221883), (91, 751928), (104, 657937), (182, 375964), (193, 354536), (364, 187982), (386, 177268), (487, 140504), (728, 93991), (772, 88634), (974, 70252), (1351, 50648), (1544, 44317), (1948, 35126), (2509, 27272), (2702, 25324), (3409, 20072), (3896, 17563), (5018, 13636), (5404, 12662), (6331, 10808), (6818, 10036)]