90131668

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{823}}^1$

素因数の和:988

約数の個数: 48

約数和(自身を含む): 182730240

約数和(自身を除く): 92598572

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 131, 209, 262, 418, 524, 823, 836, 1441, 1646, 2489, 2882, 3292, 4978, 5764, 9053, 9956, 15637, 18106, 27379, 31274, 36212, 54758, 62548, 107813, 109516, 172007, 215626, 344014, 431252, 688028, 1185943, 2048447, 2371886, 4096894, 4743772, 8193788, 22532917, 45065834, 90131668]

約数ペア:

[(1, 90131668), (2, 45065834), (4, 22532917), (11, 8193788), (19, 4743772), (22, 4096894), (38, 2371886), (44, 2048447), (76, 1185943), (131, 688028), (209, 431252), (262, 344014), (418, 215626), (524, 172007), (823, 109516), (836, 107813), (1441, 62548), (1646, 54758), (2489, 36212), (2882, 31274), (3292, 27379), (4978, 18106), (5764, 15637), (9053, 9956)]