539968390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1531}}^1\times {\mathrm{2713}}^1$

素因数の和:4264

約数の個数: 32

約数和(自身を含む): 1047777696

約数和(自身を除く): 507809306

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1531, 2713, 3062, 5426, 7655, 13565, 15310, 19903, 27130, 35269, 39806, 70538, 99515, 176345, 199030, 352690, 4153603, 8307206, 20768015, 41536030, 53996839, 107993678, 269984195, 539968390]

約数ペア:

[(1, 539968390), (2, 269984195), (5, 107993678), (10, 53996839), (13, 41536030), (26, 20768015), (65, 8307206), (130, 4153603), (1531, 352690), (2713, 199030), (3062, 176345), (5426, 99515), (7655, 70538), (13565, 39806), (15310, 35269), (19903, 27130)]