211058230

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1381}}^1$

素因数の和:1465

約数の個数: 64

約数和(自身を含む): 429857280

約数和(自身を除く): 218799050

約数列:

[1, 2, 5, 10, 17, 29, 31, 34, 58, 62, 85, 145, 155, 170, 290, 310, 493, 527, 899, 986, 1054, 1381, 1798, 2465, 2635, 2762, 4495, 4930, 5270, 6905, 8990, 13810, 15283, 23477, 30566, 40049, 42811, 46954, 76415, 80098, 85622, 117385, 152830, 200245, 214055, 234770, 400490, 428110, 680833, 727787, 1241519, 1361666, 1455574, 2483038, 3404165, 3638935, 6207595, 6808330, 7277870, 12415190, 21105823, 42211646, 105529115, 211058230]

約数ペア:

[(1, 211058230), (2, 105529115), (5, 42211646), (10, 21105823), (17, 12415190), (29, 7277870), (31, 6808330), (34, 6207595), (58, 3638935), (62, 3404165), (85, 2483038), (145, 1455574), (155, 1361666), (170, 1241519), (290, 727787), (310, 680833), (493, 428110), (527, 400490), (899, 234770), (986, 214055), (1054, 200245), (1381, 152830), (1798, 117385), (2465, 85622), (2635, 80098), (2762, 76415), (4495, 46954), (4930, 42811), (5270, 40049), (6905, 30566), (8990, 23477), (13810, 15283)]