80701686

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{20287}}^1$

素因数の和:20325

約数の個数: 48

約数和(自身を含む): 199390464

約数和(自身を除く): 118688778

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 51, 78, 102, 117, 153, 221, 234, 306, 442, 663, 1326, 1989, 3978, 20287, 40574, 60861, 121722, 182583, 263731, 344879, 365166, 527462, 689758, 791193, 1034637, 1582386, 2069274, 2373579, 3103911, 4483427, 4747158, 6207822, 8966854, 13450281, 26900562, 40350843, 80701686]

約数ペア:

[(1, 80701686), (2, 40350843), (3, 26900562), (6, 13450281), (9, 8966854), (13, 6207822), (17, 4747158), (18, 4483427), (26, 3103911), (34, 2373579), (39, 2069274), (51, 1582386), (78, 1034637), (102, 791193), (117, 689758), (153, 527462), (221, 365166), (234, 344879), (306, 263731), (442, 182583), (663, 121722), (1326, 60861), (1989, 40574), (3978, 20287)]