65684216

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{2557}}^1$

素因数の和:2608

約数の個数: 48

約数和(自身を含む): 140434200

約数和(自身を除く): 74749984

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 169, 247, 338, 494, 676, 988, 1352, 1976, 2557, 3211, 5114, 6422, 10228, 12844, 20456, 25688, 33241, 48583, 66482, 97166, 132964, 194332, 265928, 388664, 432133, 631579, 864266, 1263158, 1728532, 2526316, 3457064, 5052632, 8210527, 16421054, 32842108, 65684216]

約数ペア:

[(1, 65684216), (2, 32842108), (4, 16421054), (8, 8210527), (13, 5052632), (19, 3457064), (26, 2526316), (38, 1728532), (52, 1263158), (76, 864266), (104, 631579), (152, 432133), (169, 388664), (247, 265928), (338, 194332), (494, 132964), (676, 97166), (988, 66482), (1352, 48583), (1976, 33241), (2557, 25688), (3211, 20456), (5114, 12844), (6422, 10228)]