8879920775

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{571}}^1$

素因数の和:753

約数の個数: 72

約数和(自身を含む): 12480419952

約数和(自身を除く): 3600499177

約数列:

[1, 5, 11, 25, 53, 55, 97, 121, 265, 275, 485, 571, 583, 605, 1067, 1325, 2425, 2855, 2915, 3025, 5141, 5335, 6281, 6413, 11737, 14275, 14575, 25705, 26675, 30263, 31405, 32065, 55387, 56551, 58685, 69091, 128525, 151315, 157025, 160325, 276935, 282755, 293425, 332893, 345455, 609257, 622061, 756575, 1384675, 1413775, 1664465, 1727275, 2935511, 3046285, 3110305, 3661823, 6701827, 8322325, 14677555, 15231425, 15551525, 18309115, 32290621, 33509135, 73387775, 91545575, 161453105, 167545675, 355196831, 807265525, 1775984155, 8879920775]

約数ペア:

[(1, 8879920775), (5, 1775984155), (11, 807265525), (25, 355196831), (53, 167545675), (55, 161453105), (97, 91545575), (121, 73387775), (265, 33509135), (275, 32290621), (485, 18309115), (571, 15551525), (583, 15231425), (605, 14677555), (1067, 8322325), (1325, 6701827), (2425, 3661823), (2855, 3110305), (2915, 3046285), (3025, 2935511), (5141, 1727275), (5335, 1664465), (6281, 1413775), (6413, 1384675), (11737, 756575), (14275, 622061), (14575, 609257), (25705, 345455), (26675, 332893), (30263, 293425), (31405, 282755), (32065, 276935), (55387, 160325), (56551, 157025), (58685, 151315), (69091, 128525)]