25528468

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{211}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 53424000

約数和(自身を除く): 27895532

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 149, 203, 211, 298, 406, 422, 596, 812, 844, 1043, 1477, 2086, 2954, 4172, 4321, 5908, 6119, 8642, 12238, 17284, 24476, 30247, 31439, 42833, 60494, 62878, 85666, 120988, 125756, 171332, 220073, 440146, 880292, 911731, 1823462, 3646924, 6382117, 12764234, 25528468]

約数ペア:

[(1, 25528468), (2, 12764234), (4, 6382117), (7, 3646924), (14, 1823462), (28, 911731), (29, 880292), (58, 440146), (116, 220073), (149, 171332), (203, 125756), (211, 120988), (298, 85666), (406, 62878), (422, 60494), (596, 42833), (812, 31439), (844, 30247), (1043, 24476), (1477, 17284), (2086, 12238), (2954, 8642), (4172, 6119), (4321, 5908)]