69043840

素因数分解:

$2^7\times 5^1\times {\mathrm{107881}}^1$

素因数の和:107900

約数の個数: 32

約数和(自身を含む): 165059460

約数和(自身を除く): 96015620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 107881, 215762, 431524, 539405, 863048, 1078810, 1726096, 2157620, 3452192, 4315240, 6904384, 8630480, 13808768, 17260960, 34521920, 69043840]

約数ペア:

[(1, 69043840), (2, 34521920), (4, 17260960), (5, 13808768), (8, 8630480), (10, 6904384), (16, 4315240), (20, 3452192), (32, 2157620), (40, 1726096), (64, 1078810), (80, 863048), (128, 539405), (160, 431524), (320, 215762), (640, 107881)]