87203840

素因数分解:

$2^{13}\times 5^1\times {\mathrm{2129}}^1$

素因数の和:2160

約数の個数: 56

約数和(自身を含む): 209374740

約数和(自身を除く): 122170900

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2129, 2560, 4096, 4258, 5120, 8192, 8516, 10240, 10645, 17032, 20480, 21290, 34064, 40960, 42580, 68128, 85160, 136256, 170320, 272512, 340640, 545024, 681280, 1090048, 1362560, 2180096, 2725120, 4360192, 5450240, 8720384, 10900480, 17440768, 21800960, 43601920, 87203840]

約数ペア:

[(1, 87203840), (2, 43601920), (4, 21800960), (5, 17440768), (8, 10900480), (10, 8720384), (16, 5450240), (20, 4360192), (32, 2725120), (40, 2180096), (64, 1362560), (80, 1090048), (128, 681280), (160, 545024), (256, 340640), (320, 272512), (512, 170320), (640, 136256), (1024, 85160), (1280, 68128), (2048, 42580), (2129, 40960), (2560, 34064), (4096, 21290), (4258, 20480), (5120, 17032), (8192, 10645), (8516, 10240)]