201501580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{10987}}^1$

素因数の和:11134

約数の個数: 48

約数和(自身を含む): 487339776

約数和(自身を除く): 285838196

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 131, 140, 262, 524, 655, 917, 1310, 1834, 2620, 3668, 4585, 9170, 10987, 18340, 21974, 43948, 54935, 76909, 109870, 153818, 219740, 307636, 384545, 769090, 1439297, 1538180, 2878594, 5757188, 7196485, 10075079, 14392970, 20150158, 28785940, 40300316, 50375395, 100750790, 201501580]

約数ペア:

[(1, 201501580), (2, 100750790), (4, 50375395), (5, 40300316), (7, 28785940), (10, 20150158), (14, 14392970), (20, 10075079), (28, 7196485), (35, 5757188), (70, 2878594), (131, 1538180), (140, 1439297), (262, 769090), (524, 384545), (655, 307636), (917, 219740), (1310, 153818), (1834, 109870), (2620, 76909), (3668, 54935), (4585, 43948), (9170, 21974), (10987, 18340)]