90919192

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1759}}^1$

素因数の和:1856

約数の個数: 64

約数和(自身を含む): 212889600

約数和(自身を除く): 121970408

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 71, 91, 104, 142, 182, 284, 364, 497, 568, 728, 923, 994, 1759, 1846, 1988, 3518, 3692, 3976, 6461, 7036, 7384, 12313, 12922, 14072, 22867, 24626, 25844, 45734, 49252, 51688, 91468, 98504, 124889, 160069, 182936, 249778, 320138, 499556, 640276, 874223, 999112, 1280552, 1623557, 1748446, 3247114, 3496892, 6494228, 6993784, 11364899, 12988456, 22729798, 45459596, 90919192]

約数ペア:

[(1, 90919192), (2, 45459596), (4, 22729798), (7, 12988456), (8, 11364899), (13, 6993784), (14, 6494228), (26, 3496892), (28, 3247114), (52, 1748446), (56, 1623557), (71, 1280552), (91, 999112), (104, 874223), (142, 640276), (182, 499556), (284, 320138), (364, 249778), (497, 182936), (568, 160069), (728, 124889), (923, 98504), (994, 91468), (1759, 51688), (1846, 49252), (1988, 45734), (3518, 25844), (3692, 24626), (3976, 22867), (6461, 14072), (7036, 12922), (7384, 12313)]