254815693730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{241}}^1\times {\mathrm{625637}}^1$

素因数の和:625911

約数の個数: 48

約数和(自身を含む): 498726080424

約数和(自身を除く): 243910386694

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 241, 338, 482, 845, 1205, 1690, 2410, 3133, 6266, 15665, 31330, 40729, 81458, 203645, 407290, 625637, 1251274, 3128185, 6256370, 8133281, 16266562, 40666405, 81332810, 105732653, 150778517, 211465306, 301557034, 528663265, 753892585, 1057326530, 1507785170, 1960120721, 3920241442, 9800603605, 19601207210, 25481569373, 50963138746, 127407846865, 254815693730]

約数ペア:

[(1, 254815693730), (2, 127407846865), (5, 50963138746), (10, 25481569373), (13, 19601207210), (26, 9800603605), (65, 3920241442), (130, 1960120721), (169, 1507785170), (241, 1057326530), (338, 753892585), (482, 528663265), (845, 301557034), (1205, 211465306), (1690, 150778517), (2410, 105732653), (3133, 81332810), (6266, 40666405), (15665, 16266562), (31330, 8133281), (40729, 6256370), (81458, 3128185), (203645, 1251274), (407290, 625637)]