67678768

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{4079}}^1$

素因数の和:4165

約数の個数: 40

約数和(自身を含む): 141151680

約数和(自身を除く): 73472912

約数列:

[1, 2, 4, 8, 16, 17, 34, 61, 68, 122, 136, 244, 272, 488, 976, 1037, 2074, 4079, 4148, 8158, 8296, 16316, 16592, 32632, 65264, 69343, 138686, 248819, 277372, 497638, 554744, 995276, 1109488, 1990552, 3981104, 4229923, 8459846, 16919692, 33839384, 67678768]

約数ペア:

[(1, 67678768), (2, 33839384), (4, 16919692), (8, 8459846), (16, 4229923), (17, 3981104), (34, 1990552), (61, 1109488), (68, 995276), (122, 554744), (136, 497638), (244, 277372), (272, 248819), (488, 138686), (976, 69343), (1037, 65264), (2074, 32632), (4079, 16592), (4148, 16316), (8158, 8296)]