205454095

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31391}}^1$

素因数の和:31431

約数の個数: 32

約数和(自身を含む): 325472256

約数和(自身を除く): 120018161

約数列:

[1, 5, 7, 11, 17, 35, 55, 77, 85, 119, 187, 385, 595, 935, 1309, 6545, 31391, 156955, 219737, 345301, 533647, 1098685, 1726505, 2417107, 2668235, 3735529, 5870117, 12085535, 18677645, 29350585, 41090819, 205454095]

約数ペア:

[(1, 205454095), (5, 41090819), (7, 29350585), (11, 18677645), (17, 12085535), (35, 5870117), (55, 3735529), (77, 2668235), (85, 2417107), (119, 1726505), (187, 1098685), (385, 533647), (595, 345301), (935, 219737), (1309, 156955), (6545, 31391)]