80667856

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{1889}}^1$

素因数の和:2071

約数の個数: 40

約数和(自身を含む): 166629960

約数和(自身を除く): 85962104

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 157, 272, 314, 628, 1256, 1889, 2512, 2669, 3778, 5338, 7556, 10676, 15112, 21352, 30224, 32113, 42704, 64226, 128452, 256904, 296573, 513808, 593146, 1186292, 2372584, 4745168, 5041741, 10083482, 20166964, 40333928, 80667856]

約数ペア:

[(1, 80667856), (2, 40333928), (4, 20166964), (8, 10083482), (16, 5041741), (17, 4745168), (34, 2372584), (68, 1186292), (136, 593146), (157, 513808), (272, 296573), (314, 256904), (628, 128452), (1256, 64226), (1889, 42704), (2512, 32113), (2669, 30224), (3778, 21352), (5338, 15112), (7556, 10676)]