202186985

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1$

素因数の和:271

約数の個数: 96

約数和(自身を含む): 344736000

約数和(自身を除く): 142549015

約数列:

[1, 5, 7, 11, 13, 29, 35, 49, 55, 65, 77, 91, 143, 145, 199, 203, 245, 319, 377, 385, 455, 539, 637, 715, 995, 1001, 1015, 1393, 1421, 1595, 1885, 2189, 2233, 2587, 2639, 2695, 3185, 4147, 5005, 5771, 6965, 7007, 7105, 9751, 10945, 11165, 12935, 13195, 15323, 15631, 18109, 18473, 20735, 28457, 28855, 29029, 35035, 40397, 48755, 63481, 75023, 76615, 78155, 90545, 92365, 107261, 126763, 142285, 145145, 199199, 201985, 203203, 282779, 317405, 375115, 444367, 525161, 536305, 633815, 825253, 995995, 1016015, 1394393, 1413895, 2221835, 2625805, 3110569, 3676127, 4126265, 5776771, 6971965, 15552845, 18380635, 28883855, 40437397, 202186985]

約数ペア:

[(1, 202186985), (5, 40437397), (7, 28883855), (11, 18380635), (13, 15552845), (29, 6971965), (35, 5776771), (49, 4126265), (55, 3676127), (65, 3110569), (77, 2625805), (91, 2221835), (143, 1413895), (145, 1394393), (199, 1016015), (203, 995995), (245, 825253), (319, 633815), (377, 536305), (385, 525161), (455, 444367), (539, 375115), (637, 317405), (715, 282779), (995, 203203), (1001, 201985), (1015, 199199), (1393, 145145), (1421, 142285), (1595, 126763), (1885, 107261), (2189, 92365), (2233, 90545), (2587, 78155), (2639, 76615), (2695, 75023), (3185, 63481), (4147, 48755), (5005, 40397), (5771, 35035), (6965, 29029), (7007, 28855), (7105, 28457), (9751, 20735), (10945, 18473), (11165, 18109), (12935, 15631), (13195, 15323)]