87687964

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1$

素因数の和:483

約数の個数: 96

約数和(自身を含む): 205721600

約数和(自身を除く): 118033636

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 31, 38, 52, 62, 76, 91, 124, 133, 182, 217, 247, 266, 364, 403, 409, 434, 494, 532, 589, 806, 818, 868, 988, 1178, 1612, 1636, 1729, 2356, 2821, 2863, 3458, 4123, 5317, 5642, 5726, 6916, 7657, 7771, 8246, 10634, 11284, 11452, 12679, 15314, 15542, 16492, 21268, 25358, 30628, 31084, 37219, 50716, 53599, 54397, 74438, 88753, 101023, 107198, 108794, 148876, 164827, 177506, 202046, 214396, 217588, 240901, 329654, 355012, 404092, 481802, 659308, 707161, 963604, 1153789, 1414322, 1686307, 2307578, 2828644, 3131713, 3372614, 4615156, 6263426, 6745228, 12526852, 21921991, 43843982, 87687964]

約数ペア:

[(1, 87687964), (2, 43843982), (4, 21921991), (7, 12526852), (13, 6745228), (14, 6263426), (19, 4615156), (26, 3372614), (28, 3131713), (31, 2828644), (38, 2307578), (52, 1686307), (62, 1414322), (76, 1153789), (91, 963604), (124, 707161), (133, 659308), (182, 481802), (217, 404092), (247, 355012), (266, 329654), (364, 240901), (403, 217588), (409, 214396), (434, 202046), (494, 177506), (532, 164827), (589, 148876), (806, 108794), (818, 107198), (868, 101023), (988, 88753), (1178, 74438), (1612, 54397), (1636, 53599), (1729, 50716), (2356, 37219), (2821, 31084), (2863, 30628), (3458, 25358), (4123, 21268), (5317, 16492), (5642, 15542), (5726, 15314), (6916, 12679), (7657, 11452), (7771, 11284), (8246, 10634)]