2169508825

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{37747}}^1$

素因数の和:37798

約数の個数: 36

約数和(自身を含む): 3112700080

約数和(自身を除く): 943191255

約数列:

[1, 5, 11, 19, 25, 55, 95, 121, 209, 275, 475, 605, 1045, 2299, 3025, 5225, 11495, 37747, 57475, 188735, 415217, 717193, 943675, 2076085, 3585965, 4567387, 7889123, 10380425, 17929825, 22836935, 39445615, 86780353, 114184675, 197228075, 433901765, 2169508825]

約数ペア:

[(1, 2169508825), (5, 433901765), (11, 197228075), (19, 114184675), (25, 86780353), (55, 39445615), (95, 22836935), (121, 17929825), (209, 10380425), (275, 7889123), (475, 4567387), (605, 3585965), (1045, 2076085), (2299, 943675), (3025, 717193), (5225, 415217), (11495, 188735), (37747, 57475)]