80128692

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{317971}}^1$

素因数の和:317988

約数の個数: 36

約数和(自身を含む): 231483616

約数和(自身を除く): 151354924

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 317971, 635942, 953913, 1271884, 1907826, 2225797, 2861739, 3815652, 4451594, 5723478, 6677391, 8903188, 11446956, 13354782, 20032173, 26709564, 40064346, 80128692]

約数ペア:

[(1, 80128692), (2, 40064346), (3, 26709564), (4, 20032173), (6, 13354782), (7, 11446956), (9, 8903188), (12, 6677391), (14, 5723478), (18, 4451594), (21, 3815652), (28, 2861739), (36, 2225797), (42, 1907826), (63, 1271884), (84, 953913), (126, 635942), (252, 317971)]