68438888

素因数分解:

$2^3\times 7^2\times {\mathrm{71}}^1\times {\mathrm{2459}}^1$

素因数の和:2550

約数の個数: 48

約数和(自身を含む): 151437600

約数和(自身を除く): 82998712

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 71, 98, 142, 196, 284, 392, 497, 568, 994, 1988, 2459, 3479, 3976, 4918, 6958, 9836, 13916, 17213, 19672, 27832, 34426, 68852, 120491, 137704, 174589, 240982, 349178, 481964, 698356, 963928, 1222123, 1396712, 2444246, 4888492, 8554861, 9776984, 17109722, 34219444, 68438888]

約数ペア:

[(1, 68438888), (2, 34219444), (4, 17109722), (7, 9776984), (8, 8554861), (14, 4888492), (28, 2444246), (49, 1396712), (56, 1222123), (71, 963928), (98, 698356), (142, 481964), (196, 349178), (284, 240982), (392, 174589), (497, 137704), (568, 120491), (994, 68852), (1988, 34426), (2459, 27832), (3479, 19672), (3976, 17213), (4918, 13916), (6958, 9836)]