256142012

素因数分解:

$2^2\times 7^2\times {\mathrm{263}}^1\times {\mathrm{4969}}^1$

素因数の和:5250

約数の個数: 36

約数和(自身を含む): 523519920

約数和(自身を除く): 267377908

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 263, 526, 1052, 1841, 3682, 4969, 7364, 9938, 12887, 19876, 25774, 34783, 51548, 69566, 139132, 243481, 486962, 973924, 1306847, 2613694, 5227388, 9147929, 18295858, 36591716, 64035503, 128071006, 256142012]

約数ペア:

[(1, 256142012), (2, 128071006), (4, 64035503), (7, 36591716), (14, 18295858), (28, 9147929), (49, 5227388), (98, 2613694), (196, 1306847), (263, 973924), (526, 486962), (1052, 243481), (1841, 139132), (3682, 69566), (4969, 51548), (7364, 34783), (9938, 25774), (12887, 19876)]