99143140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{1877}}^1$

素因数の和:2044

約数の個数: 48

約数和(自身を含む): 220852800

約数和(自身を除く): 121709660

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 139, 190, 278, 380, 556, 695, 1390, 1877, 2641, 2780, 3754, 5282, 7508, 9385, 10564, 13205, 18770, 26410, 35663, 37540, 52820, 71326, 142652, 178315, 260903, 356630, 521806, 713260, 1043612, 1304515, 2609030, 4957157, 5218060, 9914314, 19828628, 24785785, 49571570, 99143140]

約数ペア:

[(1, 99143140), (2, 49571570), (4, 24785785), (5, 19828628), (10, 9914314), (19, 5218060), (20, 4957157), (38, 2609030), (76, 1304515), (95, 1043612), (139, 713260), (190, 521806), (278, 356630), (380, 260903), (556, 178315), (695, 142652), (1390, 71326), (1877, 52820), (2641, 37540), (2780, 35663), (3754, 26410), (5282, 18770), (7508, 13205), (9385, 10564)]