89258240

素因数分解:

$2^8\times 5^1\times {\mathrm{137}}^1\times {\mathrm{509}}^1$

素因数の和:667

約数の個数: 72

約数和(自身を含む): 215785080

約数和(自身を除く): 126526840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 137, 160, 256, 274, 320, 509, 548, 640, 685, 1018, 1096, 1280, 1370, 2036, 2192, 2545, 2740, 4072, 4384, 5090, 5480, 8144, 8768, 10180, 10960, 16288, 17536, 20360, 21920, 32576, 35072, 40720, 43840, 65152, 69733, 81440, 87680, 130304, 139466, 162880, 175360, 278932, 325760, 348665, 557864, 651520, 697330, 1115728, 1394660, 2231456, 2789320, 4462912, 5578640, 8925824, 11157280, 17851648, 22314560, 44629120, 89258240]

約数ペア:

[(1, 89258240), (2, 44629120), (4, 22314560), (5, 17851648), (8, 11157280), (10, 8925824), (16, 5578640), (20, 4462912), (32, 2789320), (40, 2231456), (64, 1394660), (80, 1115728), (128, 697330), (137, 651520), (160, 557864), (256, 348665), (274, 325760), (320, 278932), (509, 175360), (548, 162880), (640, 139466), (685, 130304), (1018, 87680), (1096, 81440), (1280, 69733), (1370, 65152), (2036, 43840), (2192, 40720), (2545, 35072), (2740, 32576), (4072, 21920), (4384, 20360), (5090, 17536), (5480, 16288), (8144, 10960), (8768, 10180)]