138895225

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1129}}^1$

素因数の和:1202

約数の個数: 48

約数和(自身を含む): 212982400

約数和(自身を除く): 74087175

約数列:

[1, 5, 7, 19, 25, 35, 37, 95, 133, 175, 185, 259, 475, 665, 703, 925, 1129, 1295, 3325, 3515, 4921, 5645, 6475, 7903, 17575, 21451, 24605, 28225, 39515, 41773, 107255, 123025, 150157, 197575, 208865, 292411, 536275, 750785, 793687, 1044325, 1462055, 3753925, 3968435, 5555809, 7310275, 19842175, 27779045, 138895225]

約数ペア:

[(1, 138895225), (5, 27779045), (7, 19842175), (19, 7310275), (25, 5555809), (35, 3968435), (37, 3753925), (95, 1462055), (133, 1044325), (175, 793687), (185, 750785), (259, 536275), (475, 292411), (665, 208865), (703, 197575), (925, 150157), (1129, 123025), (1295, 107255), (3325, 41773), (3515, 39515), (4921, 28225), (5645, 24605), (6475, 21451), (7903, 17575)]