2021704025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{16823}}^1$

素因数の和:16886

約数の個数: 48

約数和(自身を含む): 3004093440

約数和(自身を除く): 982389415

約数列:

[1, 5, 11, 19, 23, 25, 55, 95, 115, 209, 253, 275, 437, 475, 575, 1045, 1265, 2185, 4807, 5225, 6325, 10925, 16823, 24035, 84115, 120175, 185053, 319637, 386929, 420575, 925265, 1598185, 1934645, 3516007, 4256219, 4626325, 7351651, 7990925, 9673225, 17580035, 21281095, 36758255, 80868161, 87900175, 106405475, 183791275, 404340805, 2021704025]

約数ペア:

[(1, 2021704025), (5, 404340805), (11, 183791275), (19, 106405475), (23, 87900175), (25, 80868161), (55, 36758255), (95, 21281095), (115, 17580035), (209, 9673225), (253, 7990925), (275, 7351651), (437, 4626325), (475, 4256219), (575, 3516007), (1045, 1934645), (1265, 1598185), (2185, 925265), (4807, 420575), (5225, 386929), (6325, 319637), (10925, 185053), (16823, 120175), (24035, 84115)]