25310852

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:181

約数の個数: 72

約数和(自身を含む): 54918360

約数和(自身を除く): 29607508

約数列:

[1, 2, 4, 7, 14, 28, 29, 49, 58, 61, 73, 98, 116, 122, 146, 196, 203, 244, 292, 406, 427, 511, 812, 854, 1022, 1421, 1708, 1769, 2044, 2117, 2842, 2989, 3538, 3577, 4234, 4453, 5684, 5978, 7076, 7154, 8468, 8906, 11956, 12383, 14308, 14819, 17812, 24766, 29638, 31171, 49532, 59276, 62342, 86681, 103733, 124684, 129137, 173362, 207466, 218197, 258274, 346724, 414932, 436394, 516548, 872788, 903959, 1807918, 3615836, 6327713, 12655426, 25310852]

約数ペア:

[(1, 25310852), (2, 12655426), (4, 6327713), (7, 3615836), (14, 1807918), (28, 903959), (29, 872788), (49, 516548), (58, 436394), (61, 414932), (73, 346724), (98, 258274), (116, 218197), (122, 207466), (146, 173362), (196, 129137), (203, 124684), (244, 103733), (292, 86681), (406, 62342), (427, 59276), (511, 49532), (812, 31171), (854, 29638), (1022, 24766), (1421, 17812), (1708, 14819), (1769, 14308), (2044, 12383), (2117, 11956), (2842, 8906), (2989, 8468), (3538, 7154), (3577, 7076), (4234, 5978), (4453, 5684)]