80764838

素因数分解:

$2^1\times 7^4\times {\mathrm{11}}^2\times {\mathrm{139}}^1$

素因数の和:191

約数の個数: 60

約数和(自身を含む): 156463860

約数和(自身を除く): 75699022

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 121, 139, 154, 242, 278, 343, 539, 686, 847, 973, 1078, 1529, 1694, 1946, 2401, 3058, 3773, 4802, 5929, 6811, 7546, 10703, 11858, 13622, 16819, 21406, 26411, 33638, 41503, 47677, 52822, 74921, 83006, 95354, 117733, 149842, 235466, 290521, 333739, 524447, 581042, 667478, 824131, 1048894, 1648262, 3671129, 5768917, 7342258, 11537834, 40382419, 80764838]

約数ペア:

[(1, 80764838), (2, 40382419), (7, 11537834), (11, 7342258), (14, 5768917), (22, 3671129), (49, 1648262), (77, 1048894), (98, 824131), (121, 667478), (139, 581042), (154, 524447), (242, 333739), (278, 290521), (343, 235466), (539, 149842), (686, 117733), (847, 95354), (973, 83006), (1078, 74921), (1529, 52822), (1694, 47677), (1946, 41503), (2401, 33638), (3058, 26411), (3773, 21406), (4802, 16819), (5929, 13622), (6811, 11858), (7546, 10703)]