51189490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{20233}}^1$

素因数の和:20274

約数の個数: 32

約数和(自身を含む): 104893056

約数和(自身を除く): 53703566

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 20233, 40466, 101165, 202330, 222563, 445126, 465359, 930718, 1112815, 2225630, 2326795, 4653590, 5118949, 10237898, 25594745, 51189490]

約数ペア:

[(1, 51189490), (2, 25594745), (5, 10237898), (10, 5118949), (11, 4653590), (22, 2326795), (23, 2225630), (46, 1112815), (55, 930718), (110, 465359), (115, 445126), (230, 222563), (253, 202330), (506, 101165), (1265, 40466), (2530, 20233)]