25027015972

素因数分解:

$2^2\times 7^2\times {\mathrm{239}}^1\times {\mathrm{439}}^1\times {\mathrm{1217}}^1$

素因数の和:1913

約数の個数: 72

約数和(自身を含む): 51319699200

約数和(自身を除く): 26292683228

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 239, 439, 478, 878, 956, 1217, 1673, 1756, 2434, 3073, 3346, 4868, 6146, 6692, 8519, 11711, 12292, 17038, 21511, 23422, 34076, 43022, 46844, 59633, 86044, 104921, 119266, 209842, 238532, 290863, 419684, 534263, 581726, 734447, 1068526, 1163452, 1468894, 2036041, 2137052, 2937788, 3739841, 4072082, 5141129, 7479682, 8144164, 10282258, 14252287, 14959364, 20564516, 26178887, 28504574, 52357774, 57009148, 104715548, 127688857, 255377714, 510755428, 893821999, 1787643998, 3575287996, 6256753993, 12513507986, 25027015972]

約数ペア:

[(1, 25027015972), (2, 12513507986), (4, 6256753993), (7, 3575287996), (14, 1787643998), (28, 893821999), (49, 510755428), (98, 255377714), (196, 127688857), (239, 104715548), (439, 57009148), (478, 52357774), (878, 28504574), (956, 26178887), (1217, 20564516), (1673, 14959364), (1756, 14252287), (2434, 10282258), (3073, 8144164), (3346, 7479682), (4868, 5141129), (6146, 4072082), (6692, 3739841), (8519, 2937788), (11711, 2137052), (12292, 2036041), (17038, 1468894), (21511, 1163452), (23422, 1068526), (34076, 734447), (43022, 581726), (46844, 534263), (59633, 419684), (86044, 290863), (104921, 238532), (119266, 209842)]