55070720

素因数分解:

$2^{12}\times 5^1\times {\mathrm{2689}}^1$

素因数の和:2718

約数の個数: 52

約数和(自身を含む): 132202740

約数和(自身を除く): 77132020

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 2689, 4096, 5120, 5378, 10240, 10756, 13445, 20480, 21512, 26890, 43024, 53780, 86048, 107560, 172096, 215120, 344192, 430240, 688384, 860480, 1376768, 1720960, 2753536, 3441920, 5507072, 6883840, 11014144, 13767680, 27535360, 55070720]

約数ペア:

[(1, 55070720), (2, 27535360), (4, 13767680), (5, 11014144), (8, 6883840), (10, 5507072), (16, 3441920), (20, 2753536), (32, 1720960), (40, 1376768), (64, 860480), (80, 688384), (128, 430240), (160, 344192), (256, 215120), (320, 172096), (512, 107560), (640, 86048), (1024, 53780), (1280, 43024), (2048, 26890), (2560, 21512), (2689, 20480), (4096, 13445), (5120, 10756), (5378, 10240)]