68064380

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^2\times {\mathrm{211}}^1$

素因数の和:474

約数の個数: 36

約数和(自身を含む): 144752328

約数和(自身を除く): 76687948

約数列:

[1, 2, 4, 5, 10, 20, 127, 211, 254, 422, 508, 635, 844, 1055, 1270, 2110, 2540, 4220, 16129, 26797, 32258, 53594, 64516, 80645, 107188, 133985, 161290, 267970, 322580, 535940, 3403219, 6806438, 13612876, 17016095, 34032190, 68064380]

約数ペア:

[(1, 68064380), (2, 34032190), (4, 17016095), (5, 13612876), (10, 6806438), (20, 3403219), (127, 535940), (211, 322580), (254, 267970), (422, 161290), (508, 133985), (635, 107188), (844, 80645), (1055, 64516), (1270, 53594), (2110, 32258), (2540, 26797), (4220, 16129)]