164439070

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{2531}}^1$

素因数の和:2700

約数の個数: 32

約数和(自身を含む): 303536160

約数和(自身を除く): 139097090

約数列:

[1, 2, 5, 10, 73, 89, 146, 178, 365, 445, 730, 890, 2531, 5062, 6497, 12655, 12994, 25310, 32485, 64970, 184763, 225259, 369526, 450518, 923815, 1126295, 1847630, 2252590, 16443907, 32887814, 82219535, 164439070]

約数ペア:

[(1, 164439070), (2, 82219535), (5, 32887814), (10, 16443907), (73, 2252590), (89, 1847630), (146, 1126295), (178, 923815), (365, 450518), (445, 369526), (730, 225259), (890, 184763), (2531, 64970), (5062, 32485), (6497, 25310), (12655, 12994)]