87345920

素因数分解:

$2^8\times 5^1\times {\mathrm{68239}}^1$

素因数の和:68260

約数の個数: 36

約数和(自身を含む): 209223840

約数和(自身を除く): 121877920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 68239, 136478, 272956, 341195, 545912, 682390, 1091824, 1364780, 2183648, 2729560, 4367296, 5459120, 8734592, 10918240, 17469184, 21836480, 43672960, 87345920]

約数ペア:

[(1, 87345920), (2, 43672960), (4, 21836480), (5, 17469184), (8, 10918240), (10, 8734592), (16, 5459120), (20, 4367296), (32, 2729560), (40, 2183648), (64, 1364780), (80, 1091824), (128, 682390), (160, 545912), (256, 341195), (320, 272956), (640, 136478), (1280, 68239)]