2016982045

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{1553}}^1$

素因数の和:1666

約数の個数: 48

約数和(自身を含む): 2764193040

約数和(自身を除く): 747210995

約数列:

[1, 5, 13, 29, 53, 65, 145, 169, 265, 377, 689, 845, 1537, 1553, 1885, 3445, 4901, 7685, 7765, 8957, 19981, 20189, 24505, 44785, 45037, 82309, 99905, 100945, 225185, 259753, 262457, 411545, 585481, 1070017, 1298765, 1312285, 2386961, 2927405, 5350085, 7611253, 11934805, 13910221, 31030493, 38056265, 69551105, 155152465, 403396409, 2016982045]

約数ペア:

[(1, 2016982045), (5, 403396409), (13, 155152465), (29, 69551105), (53, 38056265), (65, 31030493), (145, 13910221), (169, 11934805), (265, 7611253), (377, 5350085), (689, 2927405), (845, 2386961), (1537, 1312285), (1553, 1298765), (1885, 1070017), (3445, 585481), (4901, 411545), (7685, 262457), (7765, 259753), (8957, 225185), (19981, 100945), (20189, 99905), (24505, 82309), (44785, 45037)]