51491660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{3967}}^1$

素因数の和:4046

約数の個数: 48

約数和(自身を含む): 119992320

約数和(自身を除く): 68500660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 59, 110, 118, 220, 236, 295, 590, 649, 1180, 1298, 2596, 3245, 3967, 6490, 7934, 12980, 15868, 19835, 39670, 43637, 79340, 87274, 174548, 218185, 234053, 436370, 468106, 872740, 936212, 1170265, 2340530, 2574583, 4681060, 5149166, 10298332, 12872915, 25745830, 51491660]

約数ペア:

[(1, 51491660), (2, 25745830), (4, 12872915), (5, 10298332), (10, 5149166), (11, 4681060), (20, 2574583), (22, 2340530), (44, 1170265), (55, 936212), (59, 872740), (110, 468106), (118, 436370), (220, 234053), (236, 218185), (295, 174548), (590, 87274), (649, 79340), (1180, 43637), (1298, 39670), (2596, 19835), (3245, 15868), (3967, 12980), (6490, 7934)]