85509310

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{1069}}^1$

素因数の和:1516

約数の個数: 32

約数和(自身を含む): 162554400

約数和(自身を除く): 77045090

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 421, 842, 1069, 2105, 2138, 4210, 5345, 7999, 10690, 15998, 20311, 39995, 40622, 79990, 101555, 203110, 450049, 900098, 2250245, 4500490, 8550931, 17101862, 42754655, 85509310]

約数ペア:

[(1, 85509310), (2, 42754655), (5, 17101862), (10, 8550931), (19, 4500490), (38, 2250245), (95, 900098), (190, 450049), (421, 203110), (842, 101555), (1069, 79990), (2105, 40622), (2138, 39995), (4210, 20311), (5345, 15998), (7999, 10690)]