166491490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2153}}^1$

素因数の和:2227

約数の個数: 64

約数和(自身を含む): 353600640

約数和(自身を除く): 187109150

約数列:

[1, 2, 5, 10, 11, 19, 22, 37, 38, 55, 74, 95, 110, 185, 190, 209, 370, 407, 418, 703, 814, 1045, 1406, 2035, 2090, 2153, 3515, 4070, 4306, 7030, 7733, 10765, 15466, 21530, 23683, 38665, 40907, 47366, 77330, 79661, 81814, 118415, 159322, 204535, 236830, 398305, 409070, 449977, 796610, 876271, 899954, 1513559, 1752542, 2249885, 3027118, 4381355, 4499770, 7567795, 8762710, 15135590, 16649149, 33298298, 83245745, 166491490]

約数ペア:

[(1, 166491490), (2, 83245745), (5, 33298298), (10, 16649149), (11, 15135590), (19, 8762710), (22, 7567795), (37, 4499770), (38, 4381355), (55, 3027118), (74, 2249885), (95, 1752542), (110, 1513559), (185, 899954), (190, 876271), (209, 796610), (370, 449977), (407, 409070), (418, 398305), (703, 236830), (814, 204535), (1045, 159322), (1406, 118415), (2035, 81814), (2090, 79661), (2153, 77330), (3515, 47366), (4070, 40907), (4306, 38665), (7030, 23683), (7733, 21530), (10765, 15466)]