80851210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31957}}^1$

素因数の和:31998

約数の個数: 32

約数和(自身を含む): 165670272

約数和(自身を除く): 84819062

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 31957, 63914, 159785, 319570, 351527, 703054, 735011, 1470022, 1757635, 3515270, 3675055, 7350110, 8085121, 16170242, 40425605, 80851210]

約数ペア:

[(1, 80851210), (2, 40425605), (5, 16170242), (10, 8085121), (11, 7350110), (22, 3675055), (23, 3515270), (46, 1757635), (55, 1470022), (110, 735011), (115, 703054), (230, 351527), (253, 319570), (506, 159785), (1265, 63914), (2530, 31957)]