25426156

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{181}}^1$

素因数の和:394

約数の個数: 48

約数和(自身を含む): 53202240

約数和(自身を除く): 27776084

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 173, 181, 203, 346, 362, 406, 692, 724, 812, 1211, 1267, 2422, 2534, 4844, 5017, 5068, 5249, 10034, 10498, 20068, 20996, 31313, 35119, 36743, 62626, 70238, 73486, 125252, 140476, 146972, 219191, 438382, 876764, 908077, 1816154, 3632308, 6356539, 12713078, 25426156]

約数ペア:

[(1, 25426156), (2, 12713078), (4, 6356539), (7, 3632308), (14, 1816154), (28, 908077), (29, 876764), (58, 438382), (116, 219191), (173, 146972), (181, 140476), (203, 125252), (346, 73486), (362, 70238), (406, 62626), (692, 36743), (724, 35119), (812, 31313), (1211, 20996), (1267, 20068), (2422, 10498), (2534, 10034), (4844, 5249), (5017, 5068)]