156947488640

素因数分解:

$2^7\times 5^1\times {\mathrm{245230451}}^1$

素因数の和:245230470

約数の個数: 32

約数和(自身を含む): 375202591560

約数和(自身を除く): 218255102920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 245230451, 490460902, 980921804, 1226152255, 1961843608, 2452304510, 3923687216, 4904609020, 7847374432, 9809218040, 15694748864, 19618436080, 31389497728, 39236872160, 78473744320, 156947488640]

約数ペア:

[(1, 156947488640), (2, 78473744320), (4, 39236872160), (5, 31389497728), (8, 19618436080), (10, 15694748864), (16, 9809218040), (20, 7847374432), (32, 4904609020), (40, 3923687216), (64, 2452304510), (80, 1961843608), (128, 1226152255), (160, 980921804), (320, 490460902), (640, 245230451)]