208790836

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{251}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 388644480

約数和(自身を除く): 179853644

約数列:

[1, 2, 4, 29, 58, 71, 101, 116, 142, 202, 251, 284, 404, 502, 1004, 2059, 2929, 4118, 5858, 7171, 7279, 8236, 11716, 14342, 14558, 17821, 25351, 28684, 29116, 35642, 50702, 71284, 101404, 207959, 415918, 516809, 735179, 831836, 1033618, 1470358, 1799921, 2067236, 2940716, 3599842, 7199684, 52197709, 104395418, 208790836]

約数ペア:

[(1, 208790836), (2, 104395418), (4, 52197709), (29, 7199684), (58, 3599842), (71, 2940716), (101, 2067236), (116, 1799921), (142, 1470358), (202, 1033618), (251, 831836), (284, 735179), (404, 516809), (502, 415918), (1004, 207959), (2059, 101404), (2929, 71284), (4118, 50702), (5858, 35642), (7171, 29116), (7279, 28684), (8236, 25351), (11716, 17821), (14342, 14558)]