145355840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{64891}}^1$

素因数の和:64915

約数の個数: 56

約数和(自身を含む): 395581632

約数和(自身を除く): 250225792

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 64891, 129782, 259564, 324455, 454237, 519128, 648910, 908474, 1038256, 1297820, 1816948, 2076512, 2271185, 2595640, 3633896, 4153024, 4542370, 5191280, 7267792, 9084740, 10382560, 14535584, 18169480, 20765120, 29071168, 36338960, 72677920, 145355840]

約数ペア:

[(1, 145355840), (2, 72677920), (4, 36338960), (5, 29071168), (7, 20765120), (8, 18169480), (10, 14535584), (14, 10382560), (16, 9084740), (20, 7267792), (28, 5191280), (32, 4542370), (35, 4153024), (40, 3633896), (56, 2595640), (64, 2271185), (70, 2076512), (80, 1816948), (112, 1297820), (140, 1038256), (160, 908474), (224, 648910), (280, 519128), (320, 454237), (448, 324455), (560, 259564), (1120, 129782), (2240, 64891)]