137921950

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{3541}}^1$

素因数の和:3613

約数の個数: 48

約数和(自身を含む): 276701040

約数和(自身を除く): 138779090

約数列:

[1, 2, 5, 10, 19, 25, 38, 41, 50, 82, 95, 190, 205, 410, 475, 779, 950, 1025, 1558, 2050, 3541, 3895, 7082, 7790, 17705, 19475, 35410, 38950, 67279, 88525, 134558, 145181, 177050, 290362, 336395, 672790, 725905, 1451810, 1681975, 2758439, 3363950, 3629525, 5516878, 7259050, 13792195, 27584390, 68960975, 137921950]

約数ペア:

[(1, 137921950), (2, 68960975), (5, 27584390), (10, 13792195), (19, 7259050), (25, 5516878), (38, 3629525), (41, 3363950), (50, 2758439), (82, 1681975), (95, 1451810), (190, 725905), (205, 672790), (410, 336395), (475, 290362), (779, 177050), (950, 145181), (1025, 134558), (1558, 88525), (2050, 67279), (3541, 38950), (3895, 35410), (7082, 19475), (7790, 17705)]