166004540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{761}}^1\times {\mathrm{839}}^1$

素因数の和:1622

約数の個数: 48

約数和(自身を含む): 376367040

約数和(自身を除く): 210362500

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 761, 839, 1522, 1678, 3044, 3356, 3805, 4195, 7610, 8390, 9893, 10907, 15220, 16780, 19786, 21814, 39572, 43628, 49465, 54535, 98930, 109070, 197860, 218140, 638479, 1276958, 2553916, 3192395, 6384790, 8300227, 12769580, 16600454, 33200908, 41501135, 83002270, 166004540]

約数ペア:

[(1, 166004540), (2, 83002270), (4, 41501135), (5, 33200908), (10, 16600454), (13, 12769580), (20, 8300227), (26, 6384790), (52, 3192395), (65, 2553916), (130, 1276958), (260, 638479), (761, 218140), (839, 197860), (1522, 109070), (1678, 98930), (3044, 54535), (3356, 49465), (3805, 43628), (4195, 39572), (7610, 21814), (8390, 19786), (9893, 16780), (10907, 15220)]