165780980

素因数分解:

$2^2\times 5^1\times {\mathrm{563}}^1\times {\mathrm{14723}}^1$

素因数の和:15295

約数の個数: 24

約数和(自身を含む): 348782112

約数和(自身を除く): 183001132

約数列:

[1, 2, 4, 5, 10, 20, 563, 1126, 2252, 2815, 5630, 11260, 14723, 29446, 58892, 73615, 147230, 294460, 8289049, 16578098, 33156196, 41445245, 82890490, 165780980]

約数ペア:

[(1, 165780980), (2, 82890490), (4, 41445245), (5, 33156196), (10, 16578098), (20, 8289049), (563, 294460), (1126, 147230), (2252, 73615), (2815, 58892), (5630, 29446), (11260, 14723)]