81170090480

素因数分解:

$2^4\times 5^1\times {\mathrm{10889}}^1\times {\mathrm{93179}}^1$

素因数の和:104081

約数の個数: 40

約数和(自身を含む): 188739817200

約数和(自身を除く): 107569726720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 10889, 21778, 43556, 54445, 87112, 93179, 108890, 174224, 186358, 217780, 372716, 435560, 465895, 745432, 871120, 931790, 1490864, 1863580, 3727160, 7454320, 1014626131, 2029252262, 4058504524, 5073130655, 8117009048, 10146261310, 16234018096, 20292522620, 40585045240, 81170090480]

約数ペア:

[(1, 81170090480), (2, 40585045240), (4, 20292522620), (5, 16234018096), (8, 10146261310), (10, 8117009048), (16, 5073130655), (20, 4058504524), (40, 2029252262), (80, 1014626131), (10889, 7454320), (21778, 3727160), (43556, 1863580), (54445, 1490864), (87112, 931790), (93179, 871120), (108890, 745432), (174224, 465895), (186358, 435560), (217780, 372716)]