68643770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{27791}}^1$

素因数の和:27830

約数の個数: 32

約数和(自身を含む): 140071680

約数和(自身を除く): 71427910

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 27791, 55582, 138955, 277910, 361283, 528029, 722566, 1056058, 1806415, 2640145, 3612830, 5280290, 6864377, 13728754, 34321885, 68643770]

約数ペア:

[(1, 68643770), (2, 34321885), (5, 13728754), (10, 6864377), (13, 5280290), (19, 3612830), (26, 2640145), (38, 1806415), (65, 1056058), (95, 722566), (130, 528029), (190, 361283), (247, 277910), (494, 138955), (1235, 55582), (2470, 27791)]