68917575

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{283}}^1$

素因数の和:504

約数の個数: 48

約数和(自身を含む): 121706496

約数和(自身を除く): 52788921

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 191, 255, 283, 425, 573, 849, 955, 1275, 1415, 2865, 3247, 4245, 4775, 4811, 7075, 9741, 14325, 14433, 16235, 21225, 24055, 48705, 54053, 72165, 81175, 120275, 162159, 243525, 270265, 360825, 810795, 918901, 1351325, 2756703, 4053975, 4594505, 13783515, 22972525, 68917575]

約数ペア:

[(1, 68917575), (3, 22972525), (5, 13783515), (15, 4594505), (17, 4053975), (25, 2756703), (51, 1351325), (75, 918901), (85, 810795), (191, 360825), (255, 270265), (283, 243525), (425, 162159), (573, 120275), (849, 81175), (955, 72165), (1275, 54053), (1415, 48705), (2865, 24055), (3247, 21225), (4245, 16235), (4775, 14433), (4811, 14325), (7075, 9741)]